@book{87459,
	author = {Ortega Villatoro, Cruz Marina.},
	title = {Producción orgánica de jitomates silvestres y domesticados (Lycopersicon spp.) en invernadero, Chapingo, México},
	publisher = {El autor,},
	year = {2003.},
	address = {Chapingo, Méx. :}
}