na INLIS000000000005400 20231202141145 231202||||||||| | ||| |||| || | 010-1223005400 id 659.2 659.2 ABD d Abdurrachman, Oemi Dasar-dasar public relations Cet.10 Citra Aditya Bakti 1993 132 hlm. ; 21 cm. R30.08 - R30-0154 Hubungan Masyarakat