Cita APA (7a ed.)

Hamberger, L., & Seppälä, M. (1991). Frontiers in human reproduction. New York Academy of Sciences.

Cita Chicago Style (17a ed.)

Hamberger, Lars, y Markku Seppälä. Frontiers in Human Reproduction. New York: New York Academy of Sciences, 1991.

Cita MLA (9a ed.)

Hamberger, Lars, y Markku Seppälä. Frontiers in Human Reproduction. New York Academy of Sciences, 1991.