Dyfyniad APA

American Chemical Society. Division of Environmental Chemistry & Draper, W. M. (1994). Environmental epidemiology: Effects of environmental chemicals on human health. American Chemical Society.

Dyfyniad Arddull Chicago

American Chemical Society. Division of Environmental Chemistry and William M. Draper. Environmental Epidemiology: Effects of Environmental Chemicals on Human Health. Washington, DC: American Chemical Society, 1994.

Dyfyniad MLA

American Chemical Society. Division of Environmental Chemistry and William M. Draper. Environmental Epidemiology: Effects of Environmental Chemicals on Human Health. American Chemical Society, 1994.

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