Dyfyniad APA

Trojanowicz, Roberts. (1987). Juvenile delinquency (4th ed.). Prentice-Hall.

Dyfyniad Arddull Chicago

Trojanowicz, Roberts. Juvenile Delinquency. 4th ed. New Jersey: Prentice-Hall, 1987.

Dyfyniad MLA

Trojanowicz, Roberts. Juvenile Delinquency. 4th ed. Prentice-Hall, 1987.

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