Cox, G. W. (1997). Conservation biology: Concept and applications. Iowa: Wm.C.Brown pub.
Dyfyniad Arddull ChicagoCox, George W. Conservation Biology: Concept and Applications. Iowa: Wm.C.Brown pub, 1997.
Dyfyniad MLACox, George W. Conservation Biology: Concept and Applications. Iowa: Wm.C.Brown pub, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.