Gaya APA
Davis, Jeff. (2005).
Papa Bear : the life and legacy of George Halas .
New York:
McGraw-Hill.
Gaya Chicago
Davis, Jeff.
Papa Bear : the life and legacy of George Halas.
New York:
McGraw-Hill,
2005.
Text.
Gaya MLA
Davis, Jeff.
Papa Bear : the life and legacy of George Halas.
New York:
McGraw-Hill,
2005.
Text.
Gaya Turabian
Davis, Jeff.
Papa Bear : the life and legacy of George Halas.
New York:
McGraw-Hill,
2005.
Print.