KOTLER, P. (1989). Social Marketing Strategies For Changing Public Behavior Philip Kotler, Eduardo L. Roberto. the Free Press.
Chicago (17e ed.) BronvermeldingKOTLER, Philip. Social Marketing Strategies For Changing Public Behavior Philip Kotler, Eduardo L. Roberto. the Free Press, 1989.
MLA (8e ed.) BronvermeldingKOTLER, Philip. Social Marketing Strategies For Changing Public Behavior Philip Kotler, Eduardo L. Roberto. the Free Press, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.