Nasution, Harris Muda <br/><br/>
Tjontoh2 membuat rekes & surat se-hari2  [microform] / 
Harris Muda Nasution 
 - Djakarta :  Pustaka Dewata,  [n.d.] 
 - 1 microfiche :  positive ;  11 x 15 cm. 
<br/><br/> Bahan IDC (Inter Documentation Company)  Modern Indonesia Project : Monographs