store, or by upgrading to OS X 10.5 "Leopard" or later. [ edit ] References ^ a b c d "Apple Introduces MacBook Pro" . Apple . January 10, 2006 . http://www.apple.com/pr/library/2006/jan/10macbookpro.html . Retrieved April 11, 2010 .   ^ a b "Apple Introduces 17-inch MacBook Pro" .