@book{56378,
	author = {Zentella de Piña, Martha. and Peña Garza, Enrique.},
	title = {El sustrato químico de la herencia},
	publisher = {CECSA,},
	year = {1984},
	series = {Conceptos básicos de las ciencias biológicas},
	address = {México, D.F. :}
}