American Football NCAA Rule 1-1-1-a
The game shall be played between two teams of not more than 11 players each, on a rectangular field and with an inflated ball having the shape of a prolate spheroid.
American Football NCAA Rule 1-1-1-a
The game shall be played between two teams of not more than 11 players each, on a rectangular field and with an inflated ball having the shape of a prolate spheroid.