Mohammad Amir Sutaarga, author
ICOM-Indonesia, 1987
Buku Teks
edited by Mona Livholts and Lia Bryant
Routledge, 2017
Buku Teks
Acdemic Press , 1979
Buku Teks
Epstein, Irwin, author
F.E.Peacock Publishers, Inc., 1977
Buku Teks
National Association of Social of social Workers, 1980
Buku Teks