Παραπομπή APA

Bills, D., & Harris, M. (1996). Voluntary agencies: Challenges of organisation and management. Macmillan press limited.

Παραπομπή Chicago Style

Bills, David, και Margaret Harris. Voluntary Agencies: Challenges of Organisation and Management. Houndmills: Macmillan press limited, 1996.

Παραπομπή MLA

Bills, David, και Margaret Harris. Voluntary Agencies: Challenges of Organisation and Management. Macmillan press limited, 1996.