Tolan, Janet
Skills in person-centred counselling & psychotherapy
Sage, 2003
 Buku Teks
Brown, Jeannette A
Being a counselor: directions and challenges / Jeannette A. Brown, Robert H. Pate Jr.
Brooks.Cole, 1983
 Buku Teks
Stone, Gerald L
Counseling psychology, perspectives and functions / Gerald L. Stone
Brooks/Cole, 1985
 Buku Teks
Janita Widjaja
Daya terapeutik dari pertemuan persekutuan kelompok kecil
1988
 UI - Skripsi (Membership)
The handbook of counseling
editor, Don C. Locke, Jane E. Myers, Edwin L. Herr
Sage, 2001
 Buku Referensi