8GB -2x4GB Memory Ram Upgrade Apple MacBook-6.1 Core2Duo 2.26GHz Late 2009 A1342 | eBay
MacBook Pro: How to remove or install memory - Apple Support
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
2GB DDR2 800MHz RAM Memory Upgrade for Apple MacBook 13-inch (Mid 2009) (PARTS-QUICK) - Walmart.com
A-Tech 4GB PC3-8500 DDR3 1066/1067 MHz RAM for MacBook, MacBook Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) | 204-Pin SODIMM Memory Upgrade Module at Amazon.com
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
How to upgrade MacBook Pro RAM (2009-2012) - YouTube
MacBook Pro: How to remove or install memory - Apple Support
MacBook Pro: How to remove or install memory - Apple Support
Apple MacBook Pro Summer 2009 review: Apple MacBook Pro Summer 2009 - CNET
RAM Upgrades For Apple MacBook (2009 - 2010) from OWC
How to Upgrade RAM in a 2009 / 2010 MacBook Pro - Memory Replacement - MacBook Tutorial - YouTube
2009 Macbook Pro 13" A1278 RAM Upgrade - YouTube
16GB Memory Upgrade for 2010 MacBook Pro and Mac mini