APA (7th ed.) Zitazioa

Hanson, E. D., Lockard, J. D., & Jensch, p. F. (1980). Biology ; the science of life. Houghton Mifflin.

Chicago Style (17th ed.) Zitazioa

Hanson, Earl D., J. David Lockard, eta peter F. Jensch. Biology ; the Science of Life. Boston: Houghton Mifflin, 1980.

MLA (9th ed.) Zitazioa

Hanson, Earl D., et al. Biology ; the Science of Life. Houghton Mifflin, 1980.