APA način citiranja

Michelakis, E., Tymchak, W., & Archer, S. (2000). Sildenafil: From the bench to the bedside.

Čikaški stil citiranja

Michelakis, Evangelos, Wayne Tymchak, i Stephen Archer. Sildenafil: From the Bench to the Bedside. 2000.

MLA način citiranja

Michelakis, Evangelos, Wayne Tymchak, i Stephen Archer. Sildenafil: From the Bench to the Bedside. 2000.

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