Thorelli, H. B., & Thorelli, S. V. (1977). Consumer information systems and consumer policy. Ballinger Pub. Co..
Dyfyniad Arddull ChicagoThorelli, Hans B., and Sarah V. Thorelli. Consumer Information Systems and Consumer Policy. Cambridge, Mass.: Ballinger Pub. Co., 1977.
Dyfyniad MLAThorelli, Hans B., and Sarah V. Thorelli. Consumer Information Systems and Consumer Policy. Ballinger Pub. Co., 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.