एपीए उद्धरण

Abbasi, K. (2016). The biggest challenge mankind has ever faced. J R Soc Med.

शिकागो स्टाइल उद्धरण

Abbasi, Kamran. "The Biggest Challenge Mankind Has Ever Faced." J R Soc Med 2016.

एमएलए उद्धरण

Abbasi, Kamran. "The Biggest Challenge Mankind Has Ever Faced." J R Soc Med 2016.