Kolloquium über forschungsplanung, 1970 

 - Wiesbaden :   Steiner (André),   1971. 
 - 158 p. ;   24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>URBANISMO-CONGRESOS, CONFERENCIAS, ETC.
<br/><br/><label>Universal Decimal Class. No.: </label>71(061.3)