Borkent, Hans
State University Leiden, 1976
Buku Klasik
general editor Lida C.L. Zuidberg
Djambatan, 1977
Buku Teks
Djambatan, 1978
Buku Teks
Gatchalian, Jose C.
Asian Labor Education Center, 1975
Buku Teks
Balaiah Donta
United Nations Economic and Social Commission for Asia and the Pacific, 2016
Artikel Jurnal