Persons, Warren M.  1878-1937. <br/><br/>
Measuring and forecasting general business conditions, 
by Warren M. Persons. 
 - Boston,  American institute of finance  [c1922] 
 - 41 p.  illus.  23 cm. 
<br/><br/><label>LCCN: </label>ca 24000140  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business.
<br/><br/><label>LC Class. No.: </label>HF5351  / .P45