المؤلفون: Liu, Helen K., Harrison, Yvonne D., Lai, Jackie J. K., Chikoto, Grace L., Jones-Lungo, Karina

المصدر: The Palgrave Handbook of Volunteering, Civic Participation, and Nonprofit Associations ; page 290-310 ; ISBN 9781137263162 9781137263179

الاتاحة: http://dx.doi.org/10.1007/978-1-137-26317-9_14
http://link.springer.com/content/pdf/10.1007/978-1-137-26317-9_14