Dyfyniad APA

Boubel, R. W. (1994). Fundamentals of air pollution: : 3rd ed (3rd ed.). Academic Press.

Dyfyniad Arddull Chicago

Boubel, Richard W. Fundamentals of Air Pollution: : 3rd Ed. 3rd ed. San Diego: Academic Press, 1994.

Dyfyniad MLA

Boubel, Richard W. Fundamentals of Air Pollution: : 3rd Ed. 3rd ed. Academic Press, 1994.

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