na INLIS000000000004805 20260702103205 0010-0621000749 ta 260702 0 ind 979-691-302-X 650 650 GUF b Guffary Mary Ellen Business Communication Proses and Product Buku 2 / Guffery Marry Ellen ed.4 Jakarta : Salemba Empat, 2006 500 hlm ; 26 cm komunikasi bisnis Rhoodes Kathleen Rogin Patricia Kelas 650 00000005873 00000005874 00000005875