Dyfyniad APA

Nazaroff, W. W. (2001). Environmental engineering science. New York: Wiley.

Dyfyniad Arddull Chicago

Nazaroff, W. W. Environmental Engineering Science. New York: Wiley, 2001.

Dyfyniad MLA

Nazaroff, W. W. Environmental Engineering Science. New York: Wiley, 2001.

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