APA (7th ed.) Citation

Downs, R. B. (1965). Famous books, ancient and medieval. Barnes & Noble.

Chicago Style (17th ed.) Citation

Downs, Robert B. Famous Books, Ancient and Medieval. New York: Barnes & Noble, 1965.

MLA (9th ed.) Citation

Downs, Robert B. Famous Books, Ancient and Medieval. Barnes & Noble, 1965.

Warning: These citations may not always be 100% accurate.