Wentz, W. B., & Eyrich, G. I. (1970). Marketing: Theory and application. New York: Harcourt, Brace & World.
Chicago Style citaatWentz, Walter B., en Gerald I. Eyrich. Marketing: Theory and Application. New York: Harcourt, Brace & World, 1970.
MLA citatieWentz, Walter B., en Gerald I. Eyrich. Marketing: Theory and Application. New York: Harcourt, Brace & World, 1970.
Let op: Deze citaties zijn niet altijd 100% accuraat.