Dyfyniad APA

Bollens, J. C., & Marshall, D. R. (1973). A Guide to participation: Fieldwork, role playing cases, and other forms. Prentice Hall Inc.

Dyfyniad Arddull Chicago

Bollens, John C., and Dale Rogers Marshall. A Guide to Participation: Fieldwork, Role Playing Cases, and Other Forms. USA: Prentice Hall Inc, 1973.

Dyfyniad MLA

Bollens, John C., and Dale Rogers Marshall. A Guide to Participation: Fieldwork, Role Playing Cases, and Other Forms. Prentice Hall Inc, 1973.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.