Collins, R. (2005). The Discovery of Society. McGraw-Hill Companies.
Dyfyniad Arddull ChicagoCollins, Randall. The Discovery of Society. McGraw-Hill Companies, 2005.
Dyfyniad MLACollins, Randall. The Discovery of Society. McGraw-Hill Companies, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.