Landschaft, Räume, Umwelt:  Asmus, Kleinhammes, Lausen, Waldenburg 1973. 

 - Bochum:  Museum Bochum,  1973. 
 - [60] p. :  ill. (part col.) ;  26 cm. 
<br/><br/><label>LCCN: </label>73362514  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Art, German--20th century--Exhibitions.<br/>Space (Art)
<br/><br/><label>LC Class. No.: </label>N6868  / .L33