Tony Young: Chrysler, Dodge, Plymouth Muscle. MotorBooks/MBI Publishing, 2007, s. 47. ISBN 978-0-7603-3204-7. Cytat: Dodge was the last of the car manufacturers to join the pony-car race, so the Challenger, introduced in the fall of 1969, was an appropriate name.. (ang.).
Auto Editors of Consumer Guide: 1965 Mustang Options. auto.howstuffworks.com, 2007-02-04. [dostęp 2010-11-10]. (ang.).
Auto Editors of Consumer Guide: The 1965 Ford Mustang. auto.howstuffworks.com, 2007-02-04. [dostęp 2010-11-10]. (ang.).
musclecarclub.com
Plymouth Barracuda [online], Muscle Car Club, 25 marca 2015 [dostęp 2021-08-22](ang.).
Introduction, Muscle Car Club definitions. musclecarclub.com. [dostęp 2011-10-30]. Cytat: These new "pony cars" and compact cars are generally considered muscle cars only if they have the top of the line performance engines and options. (ang.).