Mitchell, Rosamond, R. C. Conklin, Charles Truax, and C. W. Duncan. 2012. “Effectiveness of Vocational Rehabilitation Counselors and Counselor-Aides As Rated by Referring Field Counsellors”. Canadian Journal of Counselling and Psychotherapy 5 (4). https://cjc-rcc.ucalgary.ca/article/view/60774.