Amazon.com: Timetec 4GB Compatible for Apple DDR3 1333MHz PC3-10600 CL9 for Mac Book Pro (Early/Late 2011 13/15/17 inch), iMac (Mid 2010, Mid/Late 2011 21.5/27 inch), Mac Mini(Mid 2011) SODIMM MAC RAM Upgrade : Electronics
Apple MacBook Pro 2010 (Mid) 13-inch 15-inch 17-inch MacBookPro6,1 MacBookPro6,2 MacBookPro7,1 SSD RAM OSX UPGRADE - ZD Laptop Service Centre
Upgrading MacBook Pro (Mid 2010) HDD and RAM (Non 1067MHz)
8.0GB OWC Memory Upgrade Kit for 2008-2010 Macs
A-Tech 8GB (2x4GB) RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010, Mid 2011, Late 2011), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
16GB of RAM in a Mid 2010 MacBook. | MacRumors Forums