@book{40917,
	author = {Salvatore, Dominick and Villamizar Herrera, Jesús},
	title = {Teoría y problemas de microeconomía /},
	publisher = {McGraw-Hill,},
	year = {1988.},
	series = {Compendios Schaum},
	address = {México :},
	edition = {2a ed.}
}