Keith, Alexander <br/><br/>
The principles of arithmetic / 
Alexander Keith ; James Robertson. 
 - London:   Blackie & Son Limited,   1958.  
 - ix, 278 p. ;  18 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic
<br/><br/><label>Dewey Class. No.: </label>372.72