Ingram, Rex <br/><br/>
Statistics for business 
Rex Ingram and Ken Hoyle 
 - Oxford  Made Simple Books  1991 
 - 356 p. ; 22 cm. 
<br/><br/><label>ISBN: </label>0750602074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial statistics