Dyfyniad APA

RAI G D. (2016). NON CONVENTIONAL SOURCES OF ENERGY (5TH ED.). KHANNA PUBLISHERS.

Dyfyniad Arddull Chicago

RAI G D. NON CONVENTIONAL SOURCES OF ENERGY. 5TH ED. NEW DELHI: KHANNA PUBLISHERS, 2016.

Dyfyniad MLA

RAI G D. NON CONVENTIONAL SOURCES OF ENERGY. 5TH ED. KHANNA PUBLISHERS, 2016.

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