Worcester, D. A. (1976). Kamerschen and Tullock on the welfare loss to monopoly [microform]. Photoduplication Service, University of the Philippines.
Dyfyniad Arddull ChicagoWorcester, Dean Amory. Kamerschen and Tullock on the Welfare Loss to Monopoly [microform]. Quezon City: Photoduplication Service, University of the Philippines, 1976.
Dyfyniad MLAWorcester, Dean Amory. Kamerschen and Tullock on the Welfare Loss to Monopoly [microform]. Photoduplication Service, University of the Philippines, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.