@book{2873,
	author = {Ur, Penny. and Ur, Penny.},
	title = {A course in English language teaching /},
	publisher = {Cambridge University Press,},
	year = {2012.},
	address = {Cambridge ;},
	edition = {2nd edition.},
	note = {Rev. ed. of: A course in language teaching. 1996.},
	url = {https://itmsp.museknowledge.com/UOH?qurl=https://libros-uoh.uoh.cl//ebook_2/a-course-in-english-language-teaching/}
}