00319nam a2200109Ia 450000500170000008000190001724500530003626000700008930000150015958300180017465000170019220260716043955.0  a15.01.01 M6265  aMicrobiology laboratory quality assurance manual  bMultipurpose Laboratory/Bureau of StandardsaBasseterreKNc[19--]  a132, 14 p.  c1/20/10kJOYD  aMICROBIOLOGY