Lipsey, Richard G.,  1928- <br/><br/>
An introduction to positive economics / 
Richard G. Lipsey 
 - 5th ed. 
 - London :  Wiedenfeld and Nicolson,  1979 
 - xxii, 810 p. :  ill. ;  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330