Converse, P. D. (1928). Marketing methods and policies (2nd ed., completely rev.). Prentice-Hall, Inc..
Dyfyniad Arddull ChicagoConverse, Paul Dulaney. Marketing Methods and Policies. 2nd ed., completely rev. New York: Prentice-Hall, Inc., 1928.
Dyfyniad MLAConverse, Paul Dulaney. Marketing Methods and Policies. 2nd ed., completely rev. Prentice-Hall, Inc., 1928.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.