edited by S.S. Hsueh and M.K. Tadjudin
Universitas Indonesia , 1976
Buku Teks
edited by Mathew J. Betz, Pat McGowan and Rolf T. Wigand
Duke Press Policy Studies, 1984
Buku Teks
Universuty of Indonesia, 1976
Buku Referensi
Rybczynski, Witold
Dorset Prism Press 1980, 1980
Buku Teks SO
Darrow, Ken
Volunteers in Asia, 1981
Buku Teks SO