(1) Black, W.& Living, R. (2004): Volunteerism as an Occupation and its Relationship to Health and Wellbeing, British Journal of Occupational Therapy, 67(12), pp. 526-532.
(2) Brad, W., Mayer and others (2007): The Relationship among Organizational Based Self Esteem and Variou factors Motivating Volunteers, Journal of Non Profit and Voluntary Sector Quarterly, 36(2), p.328.
(3) Corporation for National Community Service (2006): College Students Helping America, Full Report.
(4) Farrell, C., and Bryant, W. (2009): Voluntary Work for Adult with Mental Health Problems: A route to Inclusion a Review of the Literature, British Journal of Occupational Therapy, 72(4), pp.163-173.
(5) Georgina Brewis (2011): A Short history of student volunteering celebrating Ten Years of Student Volunteering Week, United Kingdom, Institute for Volunteering Research.
(6) Gray, B. (2010): "The Rice of Voluntary Work in Higher Education and Corporate Social Responsibility in Business, Perspectives of Students and Graduate Employees", Journal of Acad, Ethics, (8), pp. 95-109.
(7) Hanifi, R. (2013): Voluntary Work Informal Help and Trust Changes in Finland, Procardia– Social and Behavioral Sciences, (72), pp.32-46.
(8) Holds Worth, C. and Quninn, J. (2010): Student Volunteering in English Higher Education, Studies in Higher Education, 35(1), pp.113-127.
(9) Patricia E. Askew (2001): The University as a Source for Community and Academic Partner Ship, Journal of New Directions for Student Services, (96).