Porter, Bernard. <br/><br/>
Empire and superempire :  Britain, America and the world  / 
Bernard Porter. 
 - New Haven, Conn. ; London :  Yale University Press,  2006. 
 - 211p. 
<br/><br/><label>ISBN: </label>0300110103 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Imperialism--History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Foreign relations--2001-2009.-<br/>Great Britain--Foreign relations--1997-<br/>United States--Colonial question.<br/>Great Britain--Colonies--History.