Farmer, Martha L. (ed.). (1967). <i>Student Personnel Services for Adults in Higher Education</i>.

Lamb, E. M. (2012). Farmer, Martha L. (ed.). (1967). <i>Student Personnel Services for Adults in Higher Education</i>. Revue Canadienne De Counseling Et De psychothérapie, 3(1). Consulté à l’adresse https://cjc-rcc.ucalgary.ca/article/view/60626