(1997). Bullying (2nd ed.). London: Pitman.
Trích dẫn kiểu ChicagoBullying. 2nd ed. London: Pitman, 1997.
Deismireacht MLABullying. 2nd ed. London: Pitman, 1997.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.
(1997). Bullying (2nd ed.). London: Pitman.
Trích dẫn kiểu ChicagoBullying. 2nd ed. London: Pitman, 1997.
Deismireacht MLABullying. 2nd ed. London: Pitman, 1997.