Amazon.com: A1322 Battery,Runpower Replacement Battery for MacBook Pro 13 inch A1278 Battery(Mid 2009 Mid 2010 Early 2011 Late 2011 Mid 2012) : Electronics
A1321 Laptop Battery Compatible with MacBook Pro 15 inch A1286 Battery (Mid 2009, Mid 2010 Version Only),Fit MB986LL/A MC373LL/A MC371LL/A MC372LL/A MB985LL/A MC118LL/A 10.95V 77.5Wh 6 Cell - Newegg.com
Amazon.com: A1382 Battery for MacBook Pro 15 inch A1286 Early 2011 Late 2011 Mid 2012 New Replacement Laptop Battery (7200mAh 10.95V/78.84Wh 25 Months Warranty) : Electronics
A1331 Battery For Apple MacBook Pro 13" 15" 17" A1342 (Late 2009 Mid 2010) Fast | eBay
Amazon.com: DMKAOLLK A1322 A1278 Battery for MacBook Pro Battery 13 inch Mid 2012 2010 2009 Early & Late 2011, 661-5557 661-5229 MacBook pro A1278 A1322 Battery [12 Months Warranty] : Electronics
2010 Macbook Pro 17" A1297 Battery Replacement - YouTube