Koerner, Joseph Leo,  1958- <br/><br/>
Caspar David Friedrich and the subject of landscape / 
Joseph Leo Koerner. 
 - London :  Reaktion,  1990. 
 - 256p :  ill. ;  29 cm. 
<br/><br/><label>ISBN: </label>0948462132 9780948462139 
<br/><br/><label>Subjects--Personal Names: </label><br/>Friedrich, Caspar David, 1774-1840.