na INLIS000000000000874 20201015092517 0010-1020000462 ta 201015 g | ind 979-421-802-2 346.07 346.07 GUN t Gunawan Widjaja, ahmad yani transaksi bisnis internasional : (expor-impor-imbal beli) / Gunawan Widjaja, ahmad yani 1 Jakarta : Raja Grafindo Persada, 2001 xx, 226 hlm. : ilus ; 21 cm. Perpustakaan Umum 16162