Stewart, Jeffrey R. <br/><br/>
Progressive Filing  eng. 
Stewart, Jeffrey R., Scharle, Judith A., and Kahn, Gilbert. 
 - Ninth Ed. 
 - USA.:  McGraw-Hill,  1955. 
 - vii, 136p.  ill.;  23cm. 
<br/><br/><label>ISBN: </label>0070614458 
<br/><br/><label>Dewey Class. No.: </label>651.5  / STE