Keirstead, B.S. <br/><br/>
Theory of economic change / 
B.S. Keirstead 
 - Toronto :      Macmillan ,  1948     
 - xi, 386p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic theory
<br/><br/><label>Dewey Class. No.: </label>330.1  / KEI 2