00422nam a2200169Ia 4500003000400000005001700004008004100021040000700062041000800069082002100077100002900098245003500127260004400162300001200206365001300218650002100231OSt20230522150558.0210423s2001    xx            000 0 und d  cAL  aeng  a659.2 223bRAYP  aRAYUDU (C S);BALAN (K R)  aPrinciples of public relations  aMumbaibHimalaya Publishing Housec2001  a172bPB  b130cINR  aPublic Relations