Sampson, Roy J. and Calmus, Thomas W. <br/><br/>
Economics; concepts, applications, analysis   

 - Boston  Houghton Mifflin  1974 
 - xiv, 429p. 
<br/><br/>  
<br/><br/><label>ISBN: </label>0395178126 
<br/><br/><label>Dewey Class. No.: </label>330  / Sal92.EC