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    Encyclopedias

    Expert Guide: Encyclopedias

    Encyclopedias providers listed on DirJournal have been independently verified through our 5-Point Human Audit — a rigorous editorial process maintained since 2007. This directory serves as a definitive reference for comparing qualified encyclopedias specialists by location, service scope, and verified credentials.

    Unlike automated aggregators, every listing below is manually reviewed for professional legitimacy, contact accuracy, and service quality. Our 19-year editorial legacy across 600+ industries ensures you're consulting a trusted, high-authority source.

    Verified Listings

    7

    Referring Domains

    55,000+

    Audit Status

    Human-Verified

    All Listings(7)

    A
    United States flagUnited States

    Access Science is an encyclopedia providing research and study assistance tools.

    Listed since Nov 2007·Verified about 2 months ago
    B
    Australia flagAustralia

    Bright Sparcs functions as an encyclopedia of Australian Science, covering science, technology, engineering, and medicine.

    Listed since Nov 2010·Verified about 2 months ago
    E

    Encyclopaedia Britannica is the world's oldest continuously published English-language encyclopedia, now available as a comprehensive online reference platform. The digital edition provides authoritative, expert-written articles covering every field of human knowledge, from science, technology, and medicine to history, geography, arts, and current events. With editorial oversight from leading scholars and subject matter experts, Britannica maintains its centuries-old reputation for accuracy and reliability in an era of user-generated content, serving students, educators, researchers, and lifelong learners worldwide.

    Listed since Mar 2011·Verified about 2 months ago
    L

    The Living Encyclopedia in Cyberspace is an online reference resource providing information across a broad range of subjects including medicine, sports, technology, science, history, and culture. The site organizes content into categories that allow users to browse and discover articles, facts, and educational material on diverse topics. Designed as a general-purpose knowledge resource, the encyclopedia serves students, researchers, and curious individuals looking for accessible information on a wide variety of subjects. The Living Encyclopedia in Cyberspace aims to make factual information readily available to internet users, providing a curated collection of reference material in an easy-to-navigate online format.

    Listed since Mar 2011·Verified about 2 months ago
    M

    Martindale's Reference Desk is an extensive online collection of links to reference resources, encyclopedias, databases, calculators, and educational tools from institutions around the world. The resource compiles thousands of links organized by subject, covering science, medicine, engineering, law, business, humanities, and more. Martindale's serves as a meta-reference tool, directing researchers, students, and professionals to authoritative online sources and specialized databases they might not otherwise discover. The collection is maintained and curated to provide reliable access to quality reference materials across academic and professional disciplines, making it a valuable starting point for in-depth research on virtually any topic.

    Listed since Mar 2011·Verified about 2 months ago
    P
    United States flagLos Alamos, United States

    Periodic Table of the Elements offers students basic data, properties, uses, and detailed information for each chemical element.

    Listed since Jul 2008·Verified about 2 months ago
    W

    World-Mysteries.com explores unexplained phenomena, ancient civilizations, and alternative theories.

    Listed since Nov 2007·Verified about 2 months ago

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