Wilson, A. (1961). The old men at the zoo. Viking Press.
Chicago Style (17th ed.) CitationWilson, Angus. The Old Men at the Zoo. New York: Viking Press, 1961.
MLA (8th ed.) CitationWilson, Angus. The Old Men at the Zoo. Viking Press, 1961.
Warning: These citations may not always be 100% accurate.