Gaya APA
Layden, Joe. (2003).
National Football League Behind the Scenes .
USA:
Scholastic.
Gaya Chicago
Layden, Joe.
National Football League Behind the Scenes.
USA:
Scholastic,
2003.
Text.
Gaya MLA
Layden, Joe.
National Football League Behind the Scenes.
USA:
Scholastic,
2003.
Text.
Gaya Turabian
Layden, Joe.
National Football League Behind the Scenes.
USA:
Scholastic,
2003.
Print.