@book{37923,
	author = {Quintana Rodríguez, Rodolfo.},
	title = {Proteja sus cosechas contra las plagas},
	publisher = {Departamento de Extensión Agrícola,},
	year = {1971},
	series = {Folleto para agricultores},
	address = {Chapingo, Méx. :}
}