Dyfyniad APA

(2013). Biofuel crop sustainability / editor, Bharat P. Singh.

Dyfyniad Arddull Chicago

Biofuel Crop Sustainability / Editor, Bharat P. Singh. 2013.

Dyfyniad MLA

Biofuel Crop Sustainability / Editor, Bharat P. Singh. 2013.

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