Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1961
UI - Skripsi (Membership)
Vleeskruyer, Rudolf
Amsterdam North-Holland Publishing 1953
Buku Teks
Robson, Stuart, author
Research Institute for Languages and Cultures of Asia and Africa (ILCAA), 2015
Buku Teks
Quinn, K
New York Harcourt 1946
Buku Teks
edited by Jaegwon Kim
Blackwell Publishing, 1999
Buku Teks