International Encyclopedia of Linguistics Encompasses the full range of topics in linguistics, including such areas as historical, comparative, formal, mathematical, functional, philosophical, and sociolinguistics.
Cambridge Encyclopedia of Language A collection of concise and readable essays on the many subfields of linguistics, and covers both theoretical and applied approaches to the subject.
Encyclopedic Dictionary of Language and Languages Defines hundreds of terms connected with language. Includes the names of languages, language groups, or countries; topics such as writing systems, punctuation, and poetics; and terms from phonetics, language typology, transformational grammar, and neurolinguistics.
Compendium of the World's Languages A general survey covering a wide spectrum of the world's languages and shows how each language has its own characteristic profile, and illustraties how it works.
Transparent Language Online Featuring a scientifically-proven methodology, the widest variety of high-quality learning material, and seamless integration of real-life language use by native speakers - all packaged together in an easy-to-use interface - Transparent Language Online is simply the most complete language-learning solution available anywhere. And with over 80 languages to choose from, there is something for every language learner.
The World Atlas of Language Structures Contains full-color maps and in-depth discussions of each map's content by a specialist in the field. The maps present more than 58,000 data points and more than 200 languages.
Concise Languages of the World Comprehensive electronic resource for 370 of the world's major languages, language families and classification systems and disputes.