Cutler, Ann., McShane, Rudolph <br/><br/>
The trachtenberg speed system of basic mathematics 

 - 1962  Asia Publishing House  Bombay 
 - 270p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / CUT