Johnson, K. (1988). Marketing 1989-90. Harvard Business School Career Guide.
Chicago Style citaatJohnson, Kthleen. Marketing 1989-90. Boston: Harvard Business School Career Guide, 1988.
MLA citatieJohnson, Kthleen. Marketing 1989-90. Harvard Business School Career Guide, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.