@book{7679,
	author = {Vásquez Unda, Roberto.},
	title = {Combate del descortezador de los pinos en la sierra Norte de Oaxaca},
	publisher = {INIFAP. Campo Experimental Valles Centrales de Oaxaca,},
	year = {1991},
	series = {INIFAP. Campo Experimental Valles Centrales de Oaxaca. Desplegable informativa},
	address = {Oaxaca, Oax. :}
}