DRUCKER , P. (1982). THE CHANGING WORLD OF THE EDECUTIVE. TIMES BOOKS.
Chicagoスタイル(17版)引用形式DRUCKER , P.F. THE CHANGING WORLD OF THE EDECUTIVE. NEW YORK: TIMES BOOKS, 1982.
MLA(9版)引用形式DRUCKER , P.F. THE CHANGING WORLD OF THE EDECUTIVE. TIMES BOOKS, 1982.
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