Gaya APA

McMAHON, C, G., McMAHON, C. (2010). Erectile Dysfunction : Part 2-Managing men unresponsive to PDE5 inhibitors . : www.medicalprogress.com.

Gaya MLA

McMAHON, Chris, G.., McMAHON, Chelsea. "Erectile Dysfunction : Part 2-Managing men unresponsive to PDE5 inhibitors". : www.medicalprogress.com, 2010. Artikel.