Dyfyniad APA

Canter, L. W. (1977). Environmental Impact Assessment. McGraw-Hill.

Dyfyniad Arddull Chicago

Canter, Larry. W. Environmental Impact Assessment. New York: McGraw-Hill, 1977.

Dyfyniad MLA

Canter, Larry. W. Environmental Impact Assessment. McGraw-Hill, 1977.

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