Canter, L. (1996). Environmental impact assessment/2nd ed (2nd ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoCanter, Larry. Environmental Impact Assessment/2nd Ed. 2nd ed. New York: McGraw-Hill, 1996.
Dyfyniad MLACanter, Larry. Environmental Impact Assessment/2nd Ed. 2nd ed. McGraw-Hill, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.