Ferber, Robert <br/><br/>
Research methods in economics and business / 
Robert Ferber and P. J. Verdoorn 
 - New York :  Macmillan,  1962 
 - xiv, 573 p. :  diagr. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 10.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics--Research<br/>Supply and demand<br/>Time-series analysis<br/>Economic policy
<br/><br/><label>Dewey Class. No.: </label>330.72