Dyfyniad APA

Lal, M. (1993). Global warming: Concern for tomorrow. Tata McGraw-Hill.

Dyfyniad Arddull Chicago

Lal, M. Global Warming: Concern for Tomorrow. New Delhi: Tata McGraw-Hill, 1993.

Dyfyniad MLA

Lal, M. Global Warming: Concern for Tomorrow. Tata McGraw-Hill, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.