Cutler, Ann <br/><br/>
The Trachtenberg speed system of basic mathematics 
Ann Cutler and Rudolph McShane 
 - New Delhi  Rupa Publications  2001 
 - ix, 270p. 
<br/><br/><label>ISBN: </label>0-285-62916-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Mental arithmetic
<br/><br/><label>Universal Decimal Class. No.: </label>51  / CUL