Infection control in health care facilities :  microbiological surveillance / 

 - Baltimore :  University Park Press,  c1977. 
 - x, 217 p. : 
<br/><br/> "Proceedings of the eighth annual symposium of the Eastern Pennsylvania Branch of the American Society for Microbiology, Philadelphia, 11-12 November, 1976." 
<br/><br/><label>ISBN: </label>0839111584 
<br/><br/><label>Dewey Class. No.: </label>614.4/4  / INF