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Macmillan, 1948
Buku Teks
Kaplan, Robert S., author
Harvard Business School Press, 2004
Buku Teks
Santerre, Rexford E., author
South-Western Cengage Learning, 2013
Buku Teks
Muhammad Nabeel Rizkee, author
Fakultas Ekonomi dan BIsnis Universitas Indonesia, 2023
UI - Tugas Akhir
Burns, Robert
Longmans, Green and Co. , 1957
Buku Teks