@book{53821,
	author = {Ruiz Valenzuela, Mateo.},
	title = {Biología, comportamiento y capacidad predatora de Nabis ca. nigriventris Stal. (Hemiptera : Nabidae) sobre Acyrthosiphon pisum (Harris) (Homoptera : Aphididae)},
	publisher = {El autor,},
	year = {1984},
	address = {Chapingo, Méx. :}
}