APA način citiranja

Khan, F., Chaudhry, M. A., Qureshi, N., & Cowley, B. (2011). Purple Urine Bag Syndrome: An Alarming Hue? A Brief Review of the Literature. SAGE-Hindawi Access to Research.

Čikaški stil citiranja

Khan, Fahad, Muhammad A. Chaudhry, Noorulain Qureshi, i Benjamin Cowley. Purple Urine Bag Syndrome: An Alarming Hue? A Brief Review of the Literature. SAGE-Hindawi Access to Research, 2011.

MLA način citiranja

Khan, Fahad, Muhammad A. Chaudhry, Noorulain Qureshi, i Benjamin Cowley. Purple Urine Bag Syndrome: An Alarming Hue? A Brief Review of the Literature. SAGE-Hindawi Access to Research, 2011.