Gaya APA
Layden, Joe. (2003).
Behind the scenes : national football league .
New York:
Scholastic.
Gaya Chicago
Layden, Joe.
Behind the scenes : national football league.
New York:
Scholastic,
2003.
Text.
Gaya MLA
Layden, Joe.
Behind the scenes : national football league.
New York:
Scholastic,
2003.
Text.
Gaya Turabian
Layden, Joe.
Behind the scenes : national football league.
New York:
Scholastic,
2003.
Print.