INTERNET
http://libroskalish.wordpress.com/2010/10/04/las-transformaciones-del-hombre-lewis-mumford/

Lewis Mumford

https://www.wnyc.org/story/206665-lewis-mumford/

INTERNET http://image.slidesharecdn.com/lewismumford-110602213208-phpapp02/95/slide-10-728.jpg?1307068421

INTERNET http://image.slidesharecdn.com/lewismumford-110602213208-phpapp02/95/slide-8-728.jpg?1307068421

INTERNET http://image.slidesharecdn.com/lewismumford-110602213208-phpapp02/95/slide-6-728.jpg?1307068421

INTERNET http://image.slidesharecdn.com/lewismumford-110602213208-phpapp02/95/slide-2-728.jpg?1307068421

INTERNET http://image.slidesharecdn.com/lewismumford-110602213208-phpapp02/95/slide-1-728.jpg?1307068421

Lewis Mumford

https://es.wikipedia.org/wiki/Lewis_Mumford

Lewis Mumford

http://www.pepitas.net/autor/lewis-mumford

INTERNET
http://elmundosegunbauman.blogspot.com/2011/05/tecnicas-autoritarias-y-tecnicas.html

INTERNET
http://www.historycentral.com/Bio/people/Mumford.html

INTERNET
http://www.nndb.com/people/061/000087797/

INTERNET
http://www.arcspace.com/books/Wright/30_y_book.html

INTERNET
http://megamachine.org/?page_id=2