The SGI-Brazil literacy program helping people to help themselves
 Artikel Jurnal
Loughary, John W., author
Helping others help themselves a guide to connseling skills
McGraw-Hill, 1979
 Buku Teks
Levine, Joanne, author
Working with people : the helping process
Pearson, 2013
 Buku Teks
Helping people change : a textbook of methods
edited by Frederick H. Kanfer and Arnold P. Goldstein
Pergamon Press, 1991
 Buku Teks
Katz, Alfred H., author
Helping one another: self-help groups in a changing world
Third Party Publishing, 1990
 Buku Teks
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