How the 72' Dolphins Did It: Develop and Lead Effective Teams
50 years on, the 1972 Miami Dolphins' undefeated season remains undefeated, Miami Dolphins
Miami Dolphins the only NFL team in history with perfect record
Eagles remind Larry Csonka of '72 Dolphins, who had perfect season
TSN Archives: Dolphins win Super Bowl VII, finish 17-0 (Jan. 27, 1973, issue)
The Perfect Season: An Achievement Unlikely to Ever Occur Again - The Phinsider
Five Reasons the 1972 Miami Dolphins Will Forever Be the Only Undefeated NFL Team
Undefeated: Inside the 1972 Miami Dolphins' Perfect Season – B&N Readouts
72 Dolphins' status as only perfect team may end in Valley, Sports
50 years on, the 1972 Miami Dolphins' undefeated season remains undefeated, Miami Dolphins
Miami Dolphins Honoring 1972 Team as Achievement Gets Progressively Better - Sports Illustrated Miami Dolphins News, Analysis and More