Lombogia , D. <br/><br/>
Buku prosedur impor, ekpor dan statistik barang2 impor, ekpor  disusun-  [microform] / 
Lombogia ,D. 
 - [Indonesia :  s.n.,  n.d.] 
 - 11 microfiches :  positive ;  11 x 15 cm. 
<br/><br/> Bahan IDC (Inter Documentation Company).  Modern Indonesia Project: Monographs.