@book{66617,
	author = {Roach, Peter},
	title = {English Phonetics and Phonology: A Practical Course},
	publisher = {Cambidge University Press,},
	year = {2009.},
	address = {London:},
	edition = {4th ed.},
	url = {http://10.10.170.122:8080/browse/book/18099}
}