Willis, James Frederick,  1932-. <br/><br/>
Explorations in economics / 
James F. Willis, Martin L. Primack. 
 - Boston :  Houghton Mifflin,  c1977. 
 - xxviii, 703 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0395245249 
<br/><br/><label>LCCN: </label>76013973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.
<br/><br/><label>LC Class. No.: </label>HB171.5  HB171.5  / .W735  / .W55 
<br/><br/><label>Dewey Class. No.: </label>330