576.082 Soc Society for General Microbiology M Microbial behaviour, " in vivo"and "in vitro". 14th symposium of the Society for General Microbiology, held at the Royal institution, London, april 1964. Cambridge, The University Press, 1964 x, 296 p. lams., diagrs., graficos, tablas. 25cm. Bibliografia al final de los capitulos