Cita APA

Sherman, I. W., & Sherman, V. G. (1979). Biology: A Human Approach. New York: Oxford University.

Chicago Style Citation

Sherman, Irwin W., i Villa G. Sherman. Biology: A Human Approach. New York: Oxford University, 1979.

Cita MLA

Sherman, Irwin W., i Villa G. Sherman. Biology: A Human Approach. New York: Oxford University, 1979.