Mumford, Lewis. <br/><br/>
The pentagon of power / 
by Lewis Mumford. 
 - New York :  Harcourt Brace Jovanovich,  c1970. 
 - 496 p. :  ill. 
 - The myth of the machine, v. 2 .
<br/><br/><label>ISBN: </label>0151639744 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology and civilization.