@book{509984,
	author = {Marschark, M. and et al.},
	title = {Evidence of best practice models and outcomes in the education of deaf and hard-of-hearing children. An international review},
	publisher = {National Council for Special Education},
	year = {2009},
	address = {Trim},
	url = {http://ncse.ie/wp-content/uploads/2014/10/1_NCSE_Deaf.pdf}
}