@book{17267,
	author = {Johnson, Neil W. and E.U.A. Department of Agriculture.},
	title = {Planeacion de granjas para obtener estabilidad y ganancias},
	publisher = {Centro Regional de Ayuda Técnica,},
	year = {1965},
	series = {USDA. Boletín de Agricultura},
	address = {México, D.F., :}
}