Johnson, Loch K. <br/><br/>
America as world power :  foreign policy in a constitutional framework / 
Loch K. Johnson. 
 - New York :  McGraw-Hill,  c1991. 
 - xvii, 446p. : ill. ; 23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0070326444 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Foreign relation--1945-<br/>United States--Constitutional law<br/>United States--Foreign relations--Law and legislation
<br/><br/><label>LC Class. No.: </label>KF4651  / J63 1991