Dyfyniad APA

(1984). Natinoal Council on Crime and Delinquency Crime and Delinquency. Sage Publications.

Dyfyniad Arddull Chicago

Natinoal Council on Crime and Delinquency Crime and Delinquency. Beverly Hills: Sage Publications, 1984.

Dyfyniad MLA

Natinoal Council on Crime and Delinquency Crime and Delinquency. Sage Publications, 1984.

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