@book{292646,
	author = {Villarreal, Omar and La Greca, Marion},
	title = {Polimodal english : resource file level 2. Economic and management = economía y gestión de organizaciones / Omar villarreal, Marion La Greca},
	publisher = {Macmillan Heinemann ELT},
	year = {1999},
	address = {Oxford}
}