ARMSTRONG GARY. (1983). CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC.
芝加哥风格引文ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. NEW JERSEY; U.S.A: PRENTICE -HALL INTERNATIONAL; INC, 1983.
MLA引文ARMSTRONG GARY. CASES IN MARKETING RESEARCH STUDY GUIDE. PRENTICE -HALL INTERNATIONAL; INC, 1983.
警告：这些引文格式不一定是100％准确.