Beer, K. E. (1961). The U.S.A. answers: A guide to understanding. U.S. and World Publications.
Chicago Style (17th ed.) CitationBeer, Kenneth E. The U.S.A. Answers: A Guide to Understanding. New York: U.S. and World Publications, 1961.
MLA (9th ed.) CitationBeer, Kenneth E. The U.S.A. Answers: A Guide to Understanding. U.S. and World Publications, 1961.