Former Packers and Wisconsin-connected players still in the NFL playoffs
Giants sign vet LB A.J. Klein to practice squad
Giants Announced They've Signed Notable Linebacker - The Spun: What's Trending In The Sports World Today
Giants sign vet LB A.J. Klein to practice squad
Giants sign A.J. Klein to practice squad
2017 Record and Fact Book (8.7.17), PDF, Los Angeles Rams
University of Kentucky Football Media Guide, 2010
Calaméo - Buckeye Sports Bulletin June, 2014
New Orleans Gameday, New Orleans Saints Vs Carolina Panthers
Giants sign vet LB A.J. Klein to practice squad
New Orleans Saints Gameday, New Orleans Saints VS Minnestoa Vikings
Former Packers and Wisconsin-connected players still in the NFL playoffs
Giants sign vet LB A.J. Klein to practice squad