How to Upgrade MacBook Pro RAM, Early 2009, 17-Inch: EveryMac.com
Timetec Hynix IC 16GB KIT(2x8GB) Compatible for Apple DDR3 PC3-8500 1067MHz/1066MHz Upgrade for MacBook 13'' Mid 2010, MacBook Pro 13'' Mid 2010, iMac 27''Late 2009, Mac Mini Mid 2010(16GB KIT(2x8GB)) - Newegg.com
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book,
RAM Upgrades For Apple MacBook (2009 - 2010) from OWC
Kuesuny 8GB kit (2x4GB) Compatible for Apple DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM Upgrade for Late 2008, Early/Mid/Late 2009, Mid 2010 MacBook, MacBook Pro, iMac, Mac Mini at Amazon.com
MacBook Pro: How to remove or install memory - Apple Support
13-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube