Dyfyniad APA

(1998). Environment and bioresources of Vietnam: Present situation and solutions. Thế giới.

Dyfyniad Arddull Chicago

Environment and Bioresources of Vietnam: Present Situation and Solutions. Thế giới, 1998.

Dyfyniad MLA

Environment and Bioresources of Vietnam: Present Situation and Solutions. Thế giới, 1998.

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