A-Tech 4GB Kit (2x2GB) RAM Memory for MacBook, MacBook Pro - PC2-5300 667MHz Ram A1261 A1260 A1181 A1229 A1226 MA896LL MA895LL MB063LL/A MB062LL/A at Amazon.com
16GB Memory Upgrade for MacBook Pro, iMac, and Mac mini
MacBook Pro: How to remove or install memory - Apple Support
Amazon.com: OWC 4GB PC5300 DDR2 667MHz SO-DIMM Memory Compatible with MacBook (Late 2007/Early 2008), MacBook Pro (Mid/Late 2007, Early 2008), & iMac (Late 2007) Systems with Core 2 Duo Processor : Everything Else
MacBook Pro: How to remove or install memory - Apple Support
How to Upgrade RAM on MacBook Pro, iMac & More | AVG
NEMIX RAM 16GB (2 x 8GB) DDR3L-1600 Memory for Apple MacBook Pro 2012 9,1 9,2 System Specific Memory - Newegg.com
Adamanta 16GB (2x8GB) Apple Memory Upgrade DDR3L 1600MHz SODIMM Compatible for iMac (Mid 2011, Late 2012, Early/Late 2013, Late 2014, Mid 2015), MacBook Pro (Early/Late 2011, Mid 2012), Mac Mini RAM at Amazon.com
Memory RAM Upgrades for MacBook Pro (2012 - Late 2016)