The Gale Virtual Reference Library consists of electronic books that can be searched   individually or as a complete collection.
	The Marshall Cavendish digital titles cover diseases, drugs, ancient and Medieval history, inventors, American writers, science, habitats, and international wildlife.
	Salem Health is an online database that contains the complete content of printed reference    sets, including McGill's Medical Guide and Genetics
	Science Reference Center is a database that provides access to hundreds of science   encyclopedias, reference books, and periodicals.
	The World Book Encyclopedia has general information on a wide variety of topics, as well as a   dictionary, atlas, study aids, articles and quizzes.