N Barry , Siegel <br/><br/>
Aggregate economics and public policy / 
N Barry Siegel 
 - 4th ed. 
 - London :  Richard D. Irwin,  c1975 
 - xiv , 373p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Income
<br/><br/><label>Dewey Class. No.: </label>339.3 SIA (4)