Tuttle, Alva M. <br/><br/>
Elementary business and economic statistics/ 
Alva M. Tuttle 
 - New York:  McGraw-Hill,  1957. 
 - 663 p. :  ill;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>Dewey Class. No.: </label>311.2 TUT