@book{4214,
	author = {Primrose, S.B. and Florez Rodríguez, Margarita},
	title = {Introducciön a la Virologia  Moderna /},
	publisher = {H blume ediciones,},
	year = {1974.},
	series = {Microbiología básica Volumen 2},
	address = {Madrid:}
}