WATKINS CHARLEY. (2002). MARKETING SALES AND CUSTOMER SERVICES. AITBS PUBLICATION.
Chicagoスタイル(17版)引用形式WATKINS CHARLEY. MARKETING SALES AND CUSTOMER SERVICES. NEW DELHI: AITBS PUBLICATION, 2002.
MLA(9版)引用形式WATKINS CHARLEY. MARKETING SALES AND CUSTOMER SERVICES. AITBS PUBLICATION, 2002.
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