Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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