OWC 4GB PC8500 DDR3 1066MHz SO-DIMM Memory Compatible with Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, and 2009 iMac Models at Amazon.com
8GB 2x 4GB / 2GB DDR3 1066MHz PC3-8500S 1.5V SO-DIMM Laptop RAM For Crucial Lot | eBay
8GB (1x8GB) DDR3-1066MHZ PC3-8500 2Rx8 SODIMM Laptop Memory by NEMIX RAM at Amazon.com
AddOn 4GB DDR3-1066MHz SODIMM for Dell A2058521 | www.shidirect.com