APA (7e ed.) Bronvermelding

ARMSTRONG GARY. (1983). CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC.

Chicago (17e ed.) Bronvermelding

ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. NEW JERSEY; U.S.A: PRENTICE -HALL INTERNATIONAL; INC, 1983.

MLA (9e ed.) Bronvermelding

ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC, 1983.

Let op: Deze citaties zijn niet altijd 100% accuraat.