http://www.bauwelt.de/cms/bauwerk.html?id=1209167

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://structurae.info/structures/data/index.cfm?id=s0013875

http://www.greatbuildings.com/buildings/Palazzo_del_Lavoro.html

http://www.greatbuildings.com/buildings/Palazzo_del_Lavoro.html

http://www.greatbuildings.com/buildings/Palazzo_del_Lavoro.html

http://www.greatbuildings.com/buildings/Palazzo_del_Lavoro.html

http://www.flickriver.com/photos/28905170@N00/2293700764/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://www.flickriver.com/photos/28905170@N00/2293700764/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://ecosistemaurbano.org/castellano/palazzo-del-lavoro-de-pier-luigi-nervi-turin-italia/

http://blogs.cornell.edu/cornellinrome/2010/05/25/northern-italy-trip/