Cita APA

Dobzhansky, T. G. 1., Ayala, F. J. 1., Stebbins, G. L. 1., & Valentine, J. W. (1977). Evolution. San Francisco, Calif.: W. H. Freeman and Company.

Citación estilo Chicago

Dobzhansky, Theodosius Grigorievich 1900-1975, Francisco José 1934- Ayala, George Ledyard 1906-2000 Stebbins, y James W. Valentine. Evolution. San Francisco, Calif.: W. H. Freeman and Company, 1977.

Cita MLA

Dobzhansky, Theodosius Grigorievich 1900-1975, Francisco José 1934- Ayala, George Ledyard 1906-2000 Stebbins, y James W. Valentine. Evolution. San Francisco, Calif.: W. H. Freeman and Company, 1977.