BOYD HARPER W. (1990). MARKETING RESEARCH TEXT AND CASES (7.). RICHARD D.IRWIN INC.
Chicagoスタイル(17版)引用形式BOYD HARPER W. MARKETING RESEARCH TEXT AND CASES. 7. DELHI: RICHARD D.IRWIN INC, 1990.
MLA(9版)引用形式BOYD HARPER W. MARKETING RESEARCH TEXT AND CASES. 7. RICHARD D.IRWIN INC, 1990.
警告: この引用は必ずしも正確ではありません.