@book{22524,
	author = {Ander Egg, Ezequiel and Aguilar Idáñez, María José},
	title = {Técnicas de Investigación Social /},
	publisher = {LUMEN,},
	year = {1995.},
	series = {Política, Servicios y Trabajo Social},
	address = {Buenos Aires :},
	edition = {24.}
}