Cutler, Ann. <br/><br/>
The Trachtenberg speed system of basic mathematics / 
translated and adapted by Ann Cutler and Rudolph McShane. 
 - London :  Souvenir,  c1960. 
 - 270 p. :  ill. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Trachtenberg, Jakow, 1888- 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic.