Forcese, Dennis P., author
Prentice-Hall, 1973
Buku Teks
National Association of Social of social Workers, 1980
Buku Teks
National Association of Social of social Workers, 1980
Buku Teks
Shaw, Ian, author
Sage, 2001
Buku Teks
Rubin, Ellen, author
Brooks/Cole, 1993
Buku Teks