Heller, H. Robert (Heinz Robert), 1940-   <br/><br/>
International trade:  theory and empirical evidence / 
[by] H. Robert Heller. 
 - 2d ed. 
 - Englewood Cliffs :  Prentice-Hall,  1973. 
 - xiv, 236 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0134739183 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International trade.
<br/><br/><label>LC Class. No.: </label>HF 1411 HEL 1973