Dyfyniad APA
Evans, J. R., & Berman, B. (1994). Marketing (6th ed.). Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International Pub. Group.
Dyfyniad Arddull Chicago
Evans, Joel R., and Barry Berman. Marketing. 6th ed. New York : Toronto : New York: Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International Pub. Group, 1994.
Dyfyniad MLA
Evans, Joel R., and Barry Berman. Marketing. 6th ed. Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International Pub. Group, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.