BMX's /
by Paul Estrem ; edited by Howard Schroeder.
- Mankato, MN, U.S.A. : Crestwood House, c1987.
- 47 p. : ill. (some col.) ; 23 cm.
- Super-charged! .
Includes index.
Introduces the sport of bicycle motocross, including the design of a BMX bike, riding and safety skills, and the features of a BMX racetrack.