ARMSTRONG GARY. (1983). CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC.
Chicagoスタイル(17版)引用形式ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. NEW JERSEY; U.S.A: PRENTICE -HALL INTERNATIONAL; INC, 1983.
MLA(9版)引用形式ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC, 1983.
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