Handbook of psychotherapy and behavior change
editors, Allen E. Bergin, Sol L. Garfield
John Wiley & Sons, 1994
 Buku Referensi
Handbook of psychotherapy and behavior change
edited by Allen E. Bergin, Sol L. Garfield
John Wiley & Sons, 1994
 Buku Referensi
The handbook of behavior change
Cambridge University Press, 2020
 eBooks
The handbook of transcultural counselling and psychotherapy
Colin Lago, editor
McGraw-Hill, 2011
 Buku Teks
Universal session-level change process in an early session of psychotherapy : path models
 Artikel Jurnal