@book{42170,
	author = {E.U.A. Department of Agriculture},
	title = {Lámparas infrarrojas y su uso en la crianza de cerdos},
	publisher = {Centro Regional de Ayuda Técnica,},
	year = {1971},
	series = {Leaflet},
	address = {México, D. F. :},
	note = {c.4 en bodega}
}