Cita APA (7a ed.)

Lösel, F., & Beelmann, A. (2003). Early developmental prevention of aggression and delinquency. Youth violence: new patterns and local responses - experiences in East an West, 220-244.

Cita Chicago Style (17a ed.)

Lösel, Friedrich, y Andreas Beelmann. "Early Developmental Prevention of Aggression and Delinquency." Youth Violence: New Patterns and Local Responses - Experiences in East an West 2003: 220-244.

Cita MLA (8a ed.)

Lösel, Friedrich, y Andreas Beelmann. "Early Developmental Prevention of Aggression and Delinquency." Youth Violence: New Patterns and Local Responses - Experiences in East an West, 2003, pp. 220-244.