APA (7th ed.) Citation

Fristrom, J. W., & Clegg, M. T. (1988). Principles of genetics (2nd ed.). Freeman.

Chicago Style (17th ed.) Citation

Fristrom, James W., and Michael T. Clegg. Principles of Genetics. 2nd ed. New York: Freeman, 1988.

MLA (9th ed.) Citation

Fristrom, James W., and Michael T. Clegg. Principles of Genetics. 2nd ed. Freeman, 1988.