Sigler, Jay A.  Beede, Benjamin R. <br/><br/>
The legal sources of public policy 

 - Toronto  Lexington Books  1977 
 - xv, 185p. 
<br/><br/><label>ISBN: </label>0669009717 
<br/><br/><label>Universal Decimal Class. No.: </label>340.134  / SIG