Παραπομπή APA

Williams Stewart. (2005). An A-Z of counselling theory and practice (4.). Nelson Thornes.

Παραπομπή Chicago Style

Williams Stewart. An A-Z of Counselling Theory and Practice. 4. Cheltenham: Nelson Thornes, 2005.

Παραπομπή MLA

Williams Stewart. An A-Z of Counselling Theory and Practice. 4. Nelson Thornes, 2005.