Kumpiady Widen, author
1988
UI - Tesis (Membership)
Marbun, Rismaya, author
Program Pascasarjana Universitas Indonesia, 1986
UI - Tesis (Membership)
Purba,Barbara B., author
1994
UI - Tesis (Membership)
Amelia Hezkasari Day, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1994
UI - Skripsi (Membership)
Heartfield, James, author
Oxford University Press, 2017
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