rapporti annuali Whirlpool Corporation (fonte UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549)

http://www.whirlpoolcorp.com/2011Annual/downloads/SEC-ABEA-5DXEK8-106640-12-6.pdf
http://www.whirlpoolcorp.com/2011Annual/downloads/WHR2011AR.pdf