Essays on planning and economic development. 

 - Warszawa :  Polish Scientific Publishers ,  1963 
 - 182p. :  ill. ;  20 cm. 
 -    vol.1; vol.2; vol.8 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Planning
<br/><br/><label>Dewey Class. No.: </label>338.9  / CEN