@book{85975,
	author = {Martínez Moreno, Eusebio},
	title = {Colecta y caracterización de tubérculos de ñame (Dioscorea spp.) en la Chontalpa, Tabasco},
	publisher = {El autor,},
	year = {2001.},
	address = {Montecillo, Méx. :}
}