@book{221547,
	author = {Kowalski, Robin and Limber, Sue.},
	title = {Cyber bullying},
	publisher = {Ediciones Desclée de Brouwer},
	year = {2010.},
	address = {Bilbao},
	note = {Translation of Cyber bullying.Bullying in the digital era,2008 Blackwell Publishing.}
}