APA (7e ed.) Bronvermelding
Stern, G. J. (1990). Marketing workbook for nonprofit organizations. Amherst H. Wilder Foundation.
Chicago (17e ed.) Bronvermelding
Stern, Gary J. Marketing Workbook for Nonprofit Organizations. St. Paul, Minn.: Amherst H. Wilder Foundation, 1990.
MLA (9e ed.) Bronvermelding
Stern, Gary J. Marketing Workbook for Nonprofit Organizations. Amherst H. Wilder Foundation, 1990.
Let op: Deze citaties zijn niet altijd 100% accuraat.