APA (7th ed.) Citation

Barrett, A. J. (1994). Proteolytic enzymes: Serine and cysteine peptidases. Academic Press.

Chicago Style (17th ed.) Citation

Barrett, Alan J. Proteolytic Enzymes: Serine and Cysteine Peptidases. San Diego: Academic Press, 1994.

MLA (8th ed.) Citation

Barrett, Alan J. Proteolytic Enzymes: Serine and Cysteine Peptidases. Academic Press, 1994.

Warning: These citations may not always be 100% accurate.