Russell, A. H. <br/><br/>
Rapid calculations 
A. H. Russell 
 - 6th ed. 
 - London  The gregg publishing  1946 
 - 286p. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>513.9  / R961