The communist states in the era of détente, 1971-1977 / 
ed. by Adam Bromke and Derry Novak. 
 - 2nd print. 
 - Oakville :  Mosaic Press,  1981. 
 - VIII, 306 s. ;  23 cm. 
<br/><br/><label>ISBN: </label>0889620954  (brosz.)