APA aipamena

WALSH GARY. (2007). BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND (2.).

Chicago Style aipamena

WALSH GARY. BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND. 2. USA, 2007.

MLA aipamena

WALSH GARY. BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND. 2. 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.