APA (7th ed.) Zitazioa

Edited by Walker, J. (1994). Principles and techniques of practical biochemistry (4th ed.). Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Edited by Walker, John. Principles and Techniques of Practical Biochemistry. 4th ed. New York: Cambridge University Press, 1994.

MLA (9th ed.) Zitazioa

Edited by Walker, John. Principles and Techniques of Practical Biochemistry. 4th ed. Cambridge University Press, 1994.