- New-yock: Echo Books 
 - 7681 
<br/><br/> BK 
<br/><br/><label>ISBN: </label>800/ROH/G 
<br/><br/><label>Standard No.: </label>Rohrbach Thomas Peter 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BK
<br/><br/><label>Dewey Class. No.: </label> /