A1322 Battery for MacBook Pro 13" Unibody A1278 Mid 2009-2012
Amazon.com: Laptop Battery for A1322 A1278 MacBook Pro 13" (Mid 2009, Mid 2010, Early and Late 2011, Mid 2012 Version) Replacement Batteries MB990LL/A MB991ll/A MC374ll/A MC375LL/A MC700ll/A MD101LLA : Electronics
Newertech 85W Replacement Battery for 15 Macbook Pro (Early 2011-Mid 2012) – QWERTY Computers
Battery service Macbook Pro Mid 2012 - Apple Community
iProPower A1382 Battery for Apple MacBook Pro A1286 15" inch Laptop [Only for Early 2011, Late 2011, Mid 2012 Version] High Capacity 7200mAh 10.95V/77.5Wh - 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
Quality factors relevant for getting a replacement battery (MacBook Pro ( 13-inch, Mid 2012)) - Ask Different
Apple MacBook Pro with Retina display review (mid 2012) | Engadget
Amazon.com: iProPower A1382 Battery for MacBook Pro A1286 15" inch Laptop [Only for Early 2011, Late 2011, Mid 2012 Version] High Capacity 7200mAh 10.95V/77.5Wh Replacement Battery : Electronics
MacBook Pro (15-inch, Mid 2012) battery replacement and Service
NewerTech NuPower 77.5 Watt-Hour Lithium-Ion Battery for MacBook Pro 15-inch 2011 - Mid 2012