Campbell, N. A. (1987). Biology (2nd. ed.). The Benjamin/Cummings Publishing.
Citación estilo ChicagoCampbell, Neil A. Biology. 2nd. ed. California: The Benjamin/Cummings Publishing, 1987.
Cita MLACampbell, Neil A. Biology. 2nd. ed. The Benjamin/Cummings Publishing, 1987.
Warning: These citations may not always be 100% accurate.