@book{51200,
	author = {Walter, William G. and McBee, Richard H.},
	title = {Microbiología general},
	publisher = {CECSA,},
	year = {1972 (c.1965)},
	address = {México, D.F. :},
	note = {Trad. de la 2 ed. en inglés de 1962}
}