Camp, P. S., Jenner, J. V., & Zalisko, E. J. (1994). Biology: A journey into life (3rd ed.). Saunders.
Citación estilo ChicagoCamp, Pamela S., Janann V. Jenner, and Edward J. Zalisko. Biology: A Journey into Life. 3rd ed. Fort Worth: Saunders, 1994.
Cita MLACamp, Pamela S., et al. Biology: A Journey into Life. 3rd ed. Saunders, 1994.
Warning: These citations may not always be 100% accurate.