Borsch-Supan, Helmut. <br/><br/>
Caspar David Friedrich / 
Helmut Borsch-Supan ; [translated from the German by Sarah Twohig]. 
 - New York :  G. Braziller,  1974. 
 - 184 p. :  ill. (some col.) ;  30 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 181. 
<br/><br/><label>ISBN: </label>0807607479 
<br/><br/><label>Subjects--Personal Names: </label><br/>Friedrich, Caspar David, 1774-1840. 
<br/><br/><label>LC Class. No.: </label>ND588.F75  / B6213 
<br/><br/><label>Dewey Class. No.: </label>759.3