Replacing the Battery in a MacBook Pro Unibody (2009-2012) in 5 Minutes! - YouTube
Batteries for MacBook Pro 15" Unibody 2009 - 2010 Models
NewerTech NuPower Battery for Mid 2009 & Mid 2010 NWTBAP15MBU85N
Amazon.com: LQM® 7.3V 95Wh New Laptop Battery for Apple MacBook Pro 17" A1309 A1297 (2009 Version Early 2009 Mid-2009 Mid-2010),Compatible MC226*/A MC226CH/A MC226J/A 020-6313-C 661-5037-A : Electronics
MacBook Pro 15" Unibody (Late 2008-Early 2009) Battery
How to Upgrade the Battery in a 15-inch MacBook Pro 2009 MacBookPro5,2 MacBookPro5,4 MacBookPro6,2 - YouTube
Amazon.com: iFixit Battery Compatible with MacBook Pro 15" Unibody (Mid 2009 /Mid 2010) - Repair Kit : Electronics
MacBook Pro Battery Replacements - Macfixit Australia
Apple MacBook Pro 17-inch A1297(Mid-2009) Battery Replacement | MacBatteryStore.co.uk