APA (7th ed.) Citation

Brucker, R. W., & Watson, R. A. (1976). The longest cave. Knopf.

Chicago Style (17th ed.) Citation

Brucker, Roger W., and Richard A. Watson. The Longest Cave. New York: Knopf, 1976.

MLA (8th ed.) Citation

Brucker, Roger W., and Richard A. Watson. The Longest Cave. Knopf, 1976.

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