Cita APA (7a ed.)

Ayala, F. (1977). Molecular evolution ([2nd print.].). Sinauer.

Cita Chicago Style (17a ed.)

Ayala, Francisco. Molecular Evolution. [2nd print.]. Sunderland: Sinauer, 1977.

Cita MLA (9a ed.)

Ayala, Francisco. Molecular Evolution. [2nd print.]. Sinauer, 1977.