Narayan, Shanti. <br/><br/>
Number systems. 

 - Delhi,  S. Chang,  1966. 
 - viii, 128 p.  22 cm. 
<br/><br/><label>LCCN: </label>sa 66005909  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic--Foundations.
<br/><br/><label>LC Class. No.: </label>QA248  / .N3