na INLIS000000001120507 20230726081102 0010-0723000078 ta 230726 0 eng 0717285111 658 658 GRO Grolier Business Library : Effective Business Communications Edisi 1 USA : McGraw-Hill, 1980 xiii, 849 halaman : il ; 24 cm Manajemen -- Komunikasi Management -- Communications 85/03157