Irmawati Marwoto Johan
1991
UI - Tesis Membership
Maurette, Marcelle
A Signet Book, 1956
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Haddix, Magaret Peterson
SSBFYR, 2015
Buku Teks
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1983
UI - Skripsi Membership
Riggs, Ransom
Syndrigast, 2016
Buku Teks