Dyfyniad APA
Abbasi, T., & Abbasi, S. A. (2010). Renewable Energy Sources: Their Impact on Global Warming and Pollution. PHI Learning.
Dyfyniad Arddull Chicago
Abbasi, Tasneem, and S. A. Abbasi. Renewable Energy Sources: Their Impact on Global Warming and Pollution. New Delhi: PHI Learning, 2010.
Dyfyniad MLA
Abbasi, Tasneem, and S. A. Abbasi. Renewable Energy Sources: Their Impact on Global Warming and Pollution. PHI Learning, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.