Surya Mansjur, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1979
UI - Skripsi (Membership)
Noordman, W.E.
Uitgevers, 1949
Buku Teks
Clifford, James L. (James Lowry), 1901-1978, author
University of Minnesota Press, 1970
Buku Referensi
Tahm, Nguyen Dinh
Cornell University, 1992
Buku Referensi
Shaw, Gareth, author
Leicester University Press, 1988
Buku Referensi