49ers All-Pro tackle Joe Staley announces retirement - Martinez Tribune
Former 49ers tackle Joe Staley shows off his weight loss since retirement
Retired Joe Staley trying hand at coaching with 49ers in SoCal – NBC Sports Bay Area & California
2013 SMU Football Factbook by SMU Athletics - Issuu
Former 49ers Left Tackle Joe Staley Discusses Retirement - Sports Illustrated San Francisco 49ers News, Analysis and More
49ers legend Joe Staley officially announces retirement
Barber: Joe Staley's retirement marks end of era for 49ers
49ers' Joe Staley hopes pain is finally in his past
2012 Football Almanac PDF Print Version - BYU
2020 NFL season - Wikipedia
Former 49ers tackle Joe Staley reflects on retirement decision -- 'It's a happy and sad day' - ESPN
There's more to this than a win over the Giants. Shanahan makes a statement