Porwit, Krzysztof. <br/><br/>
Central planning:   evaluation of variants/ 
Krzystof Porwit. 
 - Warsaw:  Pergamon Press,  1967. 
 - 200 p.:  23  cm. 
<br/><br/>Includes bibliography (193 - 200 p.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Planning - Management
<br/><br/><label>LC Class. No.: </label>HD85