Jürgens, Urda <br/><br/>
Raissa Gorbatschowa / 
Urda Jürgens 
 - Düsseldorf [u.a.] :  Econ,  1990 
 - 274 S. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Gorbačeva, Raisa M.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sowjetunion