Dyfyniad APA

(1973). International environmental control. Stanford University School of Law.

Dyfyniad Arddull Chicago

International Environmental Control. Stanford, Calif: Stanford University School of Law, 1973.

Dyfyniad MLA

International Environmental Control. Stanford University School of Law, 1973.

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