Saung, Aye
LP3ES, 1991
Buku Teks
Waworuntu, Adrianus Laurens Gerung
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1985
UI - Skripsi (Membership)
Hall, D.G.E.
London, Hutahinson University Library, (1960)
Buku Teks
Hall, D.G.E.
University of Pennsylvani Press, 1971
Buku Teks
Hall, D.G.E.
Hutchinson's University Library, 1950
Buku Teks