Dyfyniad APA

HENRY, J. (1989). Environmental Science And Engineering J. Glynn Henry, Gary W. Heinke. Prentice Hall.

Dyfyniad Arddull Chicago

HENRY, J.Glynn. Environmental Science And Engineering J. Glynn Henry, Gary W. Heinke. Prentice Hall, 1989.

Dyfyniad MLA

HENRY, J.Glynn. Environmental Science And Engineering J. Glynn Henry, Gary W. Heinke. Prentice Hall, 1989.

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