Comecon data 

 - London  Macmillan Press Ltd U K        1979 
 - 436p  cm. 
 -  1979 .
<br/><br/><label>ISBN: </label>0333293185 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>Sigma.59Bs, L9