Epstein, Lee, <br/><br/>
Constitutional law for a changing America  institutional powers and constraints 
Lee Epstein, Thomas G. Walker. 
 - 2nd ed. 
 - Washington, D.C.  CQ Press  c1995. 
 - xv, 651 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>Kept up to date by supplements. 
<br/><br/><label>ISBN: </label>0871878291 
<br/><br/><label>LCCN: </label>95005630  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Constitutional law--Cases.<br/>Estados Unidos. --Derecho Constitucional--Casos.
<br/><br/><label>LC Class. No.: </label>KF 4548  / .E67 1995