APA način citiranja

Barrett, A. J., & Rawlings, N. D. (1996). Families and clans of cysteine peptidases. Perspect Drug Discov Des.

Čikaški stil citiranja

Barrett, Alan J., i Neil D. Rawlings. "Families and Clans of Cysteine Peptidases." Perspect Drug Discov Des 1996.

MLA način citiranja

Barrett, Alan J., i Neil D. Rawlings. "Families and Clans of Cysteine Peptidases." Perspect Drug Discov Des 1996.