na INLIS000000000005816 20180924105301 0010-0918001293 ta 180924 i 0 ind 670 671.7 OEM d Dasar-Dasar public relations / Oemi Abdurrachman M.A. Cet. 1 Bandung : Alumni, 1979 131 hlm ; 21 cm Oemi Abdurrachman 262/PUK/1994