Dyfyniad APA

Newton, R. D. (2011). Environmental planning. Nova Science Publishers.

Dyfyniad Arddull Chicago

Newton, Rebecca D. Environmental Planning. New York: Nova Science Publishers, 2011.

Dyfyniad MLA

Newton, Rebecca D. Environmental Planning. Nova Science Publishers, 2011.

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