@book{6818,
	author = {Martínez Valenzuela, Rosario de Fátima},
	title = {Prevalenica de premolar mongoloide de indígenas Cackchiqueles de la población de San Lucas Tolimán, Sololá, Guatemala.},
	publisher = {USAC,},
	year = {1986},
	address = {Guatemala :}
}