"A useful list of specialized/subject encyclopedias. From refdesk.com, maintained by Bob Drudge."

"Essentially a large collection of links to useful sources within numerous subject categories. From refdesk.com., maintained by Bob Drudge."

3rd ed., completely rev. “This new edition ... assesses 106 national poetries, with coverage of every significant poetry tradition in the world.”

An “up-to-date, comprehensive, interdisciplinary guide to the range of issues surrounding natural and human-induced changes in the Earth's environment.”

"This is the most comprehensive guide to modern poetry in English."

Covers "all aspects of global exploration, from Antarctica to the North Pole." Includes biographies, national expeditions, and navigational and marine sciences.

Covers all aspects of the Renaissance in 14th to 17th century Europe, including the art, literature, science, culture, philosophy, religion, economics, history, and conflict of the period.

Surveys the American literature in 350 essays from leading scholars, covering the American literary history from the 1600s to the present day.

Besides archaeology, coverage includes the knowledge of social, political, religious, cultural and artistic legacy of this 5,000-year civilization. [RR]

Offers a comprehensive overview of the major cultures of the classical Mediterranean world—Greek, Hellenistic, and Roman—from the Bronze Age to the fifth century CE."