APA Style

Mayr, Ernst. (1988). Toward a new Philosophy of Biology : Observations of an Evolutionist . Massachusetts, USA: Harvard University Press.

Chicago Style

Mayr, Ernst. Toward a new Philosophy of Biology : Observations of an Evolutionist. Massachusetts, USA: Harvard University Press, 1988. Non Fiction.

MLA Style

Mayr, Ernst. Toward a new Philosophy of Biology : Observations of an Evolutionist. Massachusetts, USA: Harvard University Press, 1988. Non Fiction.

Turabian Style

Mayr, Ernst. Toward a new Philosophy of Biology : Observations of an Evolutionist. Massachusetts, USA: Harvard University Press, 1988. Non Fiction.