Dyfyniad APA

DESHPANDE G B. (1992). WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS.

Dyfyniad Arddull Chicago

DESHPANDE G B. WORLD OF PETROLEUM. NEW DELHI: NEW AGE INTERNATIONAL PUBLISHERS, 1992.

Dyfyniad MLA

DESHPANDE G B. WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS, 1992.

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