Berov, Lyuben <br/><br/>
Bulgaria's economic development through the ages / 
Lyuben Berov ; translated [from the Bulgarian] by Bogomil Velichkov] 
 - [Sofia] :  Sofia Press,  c1980 
 - 150 p. ;  20 cm. 
<br/><br/> Translated from the manuscript 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Bulgaria--Economic conditions
<br/><br/><label>Dewey Class. No.: </label>338.94977