Piercy, Fred P.
The Guilford Press, 1986
Buku Teks
Sylvia D. Elvira
Balai Penerbit Fakultas Kedokteran Universitas Indonesia, 2005
Buku Teks
Welfel, Elizabeth Reynolds
Brooks/Cole Cengage Learning, 2013
Buku Teks
Strean, Herbert S.
Sage Publications, 1985
Buku Teks
McLeod, John
Sage Publications, 2002
Buku Teks