Cita APA

Gould, S. J. 1. (1980). Ever since Darwin: Reflections in natural history. Harmondsworth (Inglaterra) [etc.]: Penguin Books.

Citación estilo Chicago

Gould, Stephen Jay 1941-2002. Ever Since Darwin: Reflections in Natural History. Harmondsworth (Inglaterra) [etc.]: Penguin Books, 1980.

Cita MLA

Gould, Stephen Jay 1941-2002. Ever Since Darwin: Reflections in Natural History. Harmondsworth (Inglaterra) [etc.]: Penguin Books, 1980.