@book{34361,
	author = {Richards, Jack C. and Hull, Jonathan, 1949-},
	title = {Interchange 1/},
	publisher = {Cambridge University Press },
	year = {2013},
	address = {Cambridge, UK },
	edition = {4th ed.},
	note = {Incluye: Student's book, Video activity worksheets, Workbook, y Self-study DVD-ROM}
}