Cita APA

H.S.Sharma & T.I.Khan. (2004). Ozone depletion and environmental impacts (1.). Pointer.

Chicago Edition Citation

H.S.Sharma i T.I.Khan. Ozone Depletion and Environmental Impacts. 1. Jaipur: Pointer, 2004.

Cita MLA

H.S.Sharma i T.I.Khan. Ozone Depletion and Environmental Impacts. 1. Pointer, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.