JOSEPH DAVID. (1989). MARKETING PLUS A POSITIVE APPROACH TO TOTAL MARKETING. HEINEMANN.
Chicago (17e ed.) BronvermeldingJOSEPH DAVID. MARKETING PLUS A POSITIVE APPROACH TO TOTAL MARKETING. OXFORD: HEINEMANN, 1989.
MLA (9e ed.) BronvermeldingJOSEPH DAVID. MARKETING PLUS A POSITIVE APPROACH TO TOTAL MARKETING. HEINEMANN, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.