Praptokusumo, Sumantri. <br/><br/>
Tanah kosong. 

 - [Djakarta]  Djawatan Pekerdjaan Sosial, Bagian Penjuluhan  [1961?] 
 - 27 p.  17 cm. 
<br/><br/><label>LCCN: </label>sa 68016102  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Land use--Indonesia.
<br/><br/><label>LC Class. No.: </label>HD896  / .P7