APA (7th ed.) Zitazioa

Hills, B. A. (1988). The biology of surfactant. Cambridge University.

Chicago Style (17th ed.) Zitazioa

Hills, Brian A. The Biology of Surfactant. Cambridge: Cambridge University, 1988.

MLA (9th ed.) Zitazioa

Hills, Brian A. The Biology of Surfactant. Cambridge University, 1988.