@book{109337,
	author = {Early, John D. and Luna, Anne M.},
	title = {La estructura y evolución demográfica de un sistema campesino :},
	publisher = {CIRMA ;},
	year = {c2000.},
	series = {Serie monográfica ;},
	address = {Miami, FL :},
	note = {Originally published in English as Demographic structure and evolution of a peasant system : the Guatemalan population. Boca Raton, University Presses of Florida, 1982.}
}