TY - BOOK AU - Polzer,Tim ED - National Football League. TI - Play football! SN - 0789488434 AV - GV950.7 .P53 2002 U1 - 796.332 21 PY - 2002/// CY - London, New York PB - DK KW - Football KW - Juvenile literature KW - sears N1 - "A guide for young players from the National Football League"--Cover; "NFL."; Includes index; 5.3; Follett Library Resources; 3-6 N2 - Explanatory text, color photos and diagrams, and tips from the pros show young readers the components of football, including the game's rules, equipment, skills, and positions, as well as sportsmanship ER -