Enrick, N. L. (1967). Management planning: A systems approach. Tata McGraw Hill.
シカゴスタイル引用形Enrick, Nobert Lloyd. Management Planning: A Systems Approach. Bombay: Tata McGraw Hill, 1967.
MLA引用形式Enrick, Nobert Lloyd. Management Planning: A Systems Approach. Tata McGraw Hill, 1967.
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