Kahn, A. E. <br/><br/>
Economics of regulation:  principles and institutions / 

 - New York:  John Wiley,  1970 
 - 
<br/><br/> 2v. 
<br/><br/><label>ISBN: </label>0471454311 
<br/><br/><label>Dewey Class. No.: </label>338.6  / K12.ER