Darvill, G. E., & Munday, B. E. (1984). Volunteers in the personal social services.
استشهاد بنمط شيكاغوDarvill, Giles; Ed, و Brian; Ed Munday. Volunteers in the Personal Social Services. London, Tavistock publications, 1984.
MLA استشهادDarvill, Giles; Ed, و Brian; Ed Munday. Volunteers in the Personal Social Services. 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.