Beekmann, Petr <br/><br/>
History of Pi 

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 - New York  St. Martin's Press  1971 
 - 199p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>0-312-38185-9 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Mathematics - History  Pi Theory - Mathematics 
<br/><br/><label>Dewey Class. No.: </label>51(09)