Brian Christianto, author
2008
UI - Skripsi (Membership)
Sitti Ahmiatri Saptari, author
2015
UI - Disertasi (Membership)
Siagian, Puntanata, author
2008
UI - Skripsi (Open)
Kent Chester, author
2019
UI - Skripsi (Membership)
Coleman, James T., author
Reston Publishing, 1982
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