Betz Albert <br/><br/>
Konforme abbildung 
Betz Albert 
 -  1948 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>59793 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maths
<br/><br/><label>Dewey Class. No.: </label>B38:6, 113H8