COOPER ROBERT. (1997). EXECUTIVE EQ. ORION BUSINESS BOOKS.
Chicagoスタイル(17版)引用形式COOPER ROBERT. EXECUTIVE EQ. U K: ORION BUSINESS BOOKS, 1997.
MLA(9版)引用形式COOPER ROBERT. EXECUTIVE EQ. ORION BUSINESS BOOKS, 1997.
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APA(7版)引用形式