Gaya APA

Champe, P, C., Harvey, R, A. (1987). Biochemistry 2nd Edition (Ed. 2). Philadelphia: J. B Lippincott Company.

Gaya MLA

Champe, Pamela, C.., Harvey, Richard, A.. "Biochemistry 2nd Edition". Ed. 2 Philadelphia: J. B Lippincott Company, 1987. Text.