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Buku Teks
Palupi, Dwi
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Tesis (Membership)
editor, Abdul Kadir
Economic Research Center, 1988
Buku Teks
Universitas Indonesia, 2013
UI - Skripsi (Membership)
Lowenberg, Edwin C.
McGraw-Hill, 1967
Buku Teks