00351nam a2200121Ia 4500008004100000041000800041082001500049100002000064245004600084260004000130650003700170650002200207240401s2020    xx            000 0 und d  aeng  a615.19/USM  aDR.RAGEEB USMAN  aA TEXT BOOK OF QUALITY MANAGEMENT SYSTEMS  aHEDARBADbS.VIKAS AND COMPANYc2020  aPHARMACEUTICAL QUALITY ASSURANCE  aQUALITY ASSURANCE