Butler , A. D. (1961). Labour economics and institutions. Amerind Publishing.
Dyfyniad Arddull ChicagoButler , Arthur D. Labour Economics and Institutions. New Delhi: Amerind Publishing, 1961.
Dyfyniad MLAButler , Arthur D. Labour Economics and Institutions. Amerind Publishing, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.