@book{87114,
	author = {Pérez Torres, Eugenio A. and Valerio Ortega, Edmundo.},
	title = {Diseño de una máquina descascarilladora de semilla de neem (Azadirachta indica)},
	publisher = {El autor,},
	year = {2002.},
	address = {Chapingo, Méx. :}
}