Welch, Patrick J. <br/><br/>
Economics, theory and practice 
/ Patrick J. Welch, and Gerry F. Welch 
 - 7th ed. 
 - Hoboken, NJ :  John Wiley & Sons,  Inc.   ©2004 
 - xiv, 544 p. :   ill. ;  24 cm.  
<br/><br/>Includes index 
<br/><br/>Part One         Introduction to Economics<br/>Chapter 1        Introduction to Economics<br/>                                    What is Economics?<br/>                                    Factors of Production<br/>                                    Economic Theory and Policy<br/> 
<br/><br/><label>ISBN: </label>9812531335  Tzs 3000/= 9780471679462 0471679461 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330 WEL