Dyfyniad APA

(1980). U.S. Chemical Warfare and Its Consequences. Hà Nội: Vietnam courrier.

Dyfyniad Arddull Chicago

U.S. Chemical Warfare and Its Consequences. Hà Nội: Vietnam courrier, 1980.

Dyfyniad MLA

U.S. Chemical Warfare and Its Consequences. Hà Nội: Vietnam courrier, 1980.

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