एपीए उद्धरण

Katz, S. D. (2007). Tadalafil: The evidence for its clinical potential in the treatment of pulmonary arterial hypertension. Dove Medical Press.

शिकागो स्टाइल उद्धरण

Katz, Stuart D. Tadalafil: The Evidence for Its Clinical Potential in the Treatment of Pulmonary Arterial Hypertension. Dove Medical Press, 2007.

एमएलए उद्धरण

Katz, Stuart D. Tadalafil: The Evidence for Its Clinical Potential in the Treatment of Pulmonary Arterial Hypertension. Dove Medical Press, 2007.