@book{8919,
	author = {Leos Martínez, Luis Roberto.},
	title = {Resistencia de la cucaracha alemana, Elatella germanica (L.) a insecticidas en hospitales de Monterrey, N. L., México},
	publisher = {El autor,},
	year = {1991},
	address = {Monterrey, N. L. :}
}