Dyfyniad APA

Nriagu, G. (1980). Zinc in teh environment (2 Vols.): :v.2 health effects. Wiley.

Dyfyniad Arddull Chicago

Nriagu, Gerome. Zinc in Teh Environment (2 Vols.): :v.2 Health Effects. New York: Wiley, 1980.

Dyfyniad MLA

Nriagu, Gerome. Zinc in Teh Environment (2 Vols.): :v.2 Health Effects. Wiley, 1980.

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