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The Bureau of National Affairs, Inc., 1971
Buku Teks
Heilbroner, Robert L., author
Simon & Schuster, 1994
Buku Teks
Rabe, Cynthia Barton, author
American Management Association, 2006
eBooks
Dasgupta, Surendranath, author
Indian Council of Philosophical Research , 1991
Buku Teks
Agnes Maria Oktri Arisanty, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)