General problems of geography and geosvstems' modelling 

 - Moscow :  Moskva,  1976 
 - 175 p. :  ill. ;  21 cm. 
 - International geography'76 .
<br/><br/><br/>engfrerus 
<br/><br/><label>ISBN: </label>0080231519 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography--Congress<br/>Regional planning--Congresses