@book{541,
	author = {Abel, Wilhelm.},
	title = {La agricultura},
	publisher = {Fondo de Cultura Económica,},
	year = {1986},
	series = {Sección de obras de economía},
	address = {México, D. F. :},
	note = {Trad. de: Agrarkrisen and agrarkonjunktur. 3 ed., de 1978}
}