Dyfyniad APA

Goyal,R.N, & Goel, H. (2008). Textbook of engineering chemistry. Ane Books.

Dyfyniad Arddull Chicago

Goyal,R.N, and Harmendra Goel. Textbook of Engineering Chemistry. New Delhi: Ane Books, 2008.

Dyfyniad MLA

Goyal,R.N, and Harmendra Goel. Textbook of Engineering Chemistry. Ane Books, 2008.

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