Gericke, Helmuth. <br/><br/>
Geschichte des Zahlbegriffs. 

 - Mannheim:  Bibliographisches Institute,  [c1970]. 
 - 163 p.:  illus.,  19 cm. 
 - B. I.-Hochschultaschenbücher;  172/172a .
 - B. I.-Hochschultaschenbücher;  172/172a .
<br/><br/>Bibliography: p. [140]-154. 
<br/><br/><label>LCCN: </label>70516030 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory---History.
<br/><br/><label>Dewey Class. No.: </label>510.92  / G369g