Cita APA (7a ed.)

Smith, J. M. (1986). The problems of biology. O.U.P.

Cita Chicago Style (17a ed.)

Smith, John Maynard. The Problems of Biology. Oxford: O.U.P, 1986.

Cita MLA (9a ed.)

Smith, John Maynard. The Problems of Biology. O.U.P, 1986.