Cita APA (7a ed.)

Birkhead, T. R., & Moller, A. P. (1998). SPERM competition and sexual selection. Academic Press.

Cita Chicago Style (17a ed.)

Birkhead, T. R., y A. P. Moller. SPERM Competition and Sexual Selection. San Diego, CA: Academic Press, 1998.

Cita MLA (8a ed.)

Birkhead, T. R., y A. P. Moller. SPERM Competition and Sexual Selection. Academic Press, 1998.