APA Citatie

Sills, D. L. (1957). The volunteers: Means and ends in a national organization. Illinois: Columbia University.

Chicago Style citaat

Sills, David L. The Volunteers: Means and Ends in a National Organization. Illinois: Columbia University, 1957.

MLA citatie

Sills, David L. The Volunteers: Means and Ends in a National Organization. Illinois: Columbia University, 1957.

Let op: Deze citaties zijn niet altijd 100% accuraat.