APA aipamena

Keech, M. K. (1954). Collagen and Collagenase.

Chicago Style aipamena

Keech, Madeline K. Collagen and Collagenase. 1954.

MLA aipamena

Keech, Madeline K. Collagen and Collagenase. 1954.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.