Snider, Delbert A. <br/><br/>
Introduction to international economics / 
Delbert A. Snider. 
 - 4th ed. 
 - Homewood, Ill. :  Irwin,  c1967. 
 - xvii, 476 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International economic relations.<br/>International trade.