Hatta, Muhammad,  1902- <br/><br/>
Tenang dan patuh menghadapi masa datang  [microform] / 
Muhammad Hatta 
 - Djakarta :  [s.n],  1951 
 - 1 microfiche :  positive ; 11 x 15 cm. 
<br/><br/> Bahan IDC (Inter Documentation Company)  Modern Indonesia Project : Monographs