Cita APA (7a ed.)

Huxley, J. (1940). The new systematics. Oxford University Press.

Cita Chicago Style (17a ed.)

Huxley, Julian. The New Systematics. London: Oxford University Press, 1940.

Cita MLA (9a ed.)

Huxley, Julian. The New Systematics. Oxford University Press, 1940.