00839cam a2200265u 4500 20190501201300.0 ta 050721r19901989nyua j 001 0 eng 0531190765 9.95 DLC DLC DLC WaOLN PFLL GV1049.3 .J44 1990 796.7/56 20 Jefferis, David. Trail bikes and motocross David Jefferis. New York, N.Y. : Warwick Press, 1990. 40 p. : col. ill. ; 27 cm. Adventure sports "First published in 1989 by Kingfisher Books"--T.p. verso. Includes index. Introduces the techniques, equipment, competitions, events, and champions of motocross. Motocross Juvenile literature. Motocross 31 13723 13723 0 0 ABELJ abelj JNF 2016-10-27 1 J 796.7 JEFF 25111 2017-05-09 2017-04-25 9.95 2016-10-27 BOOK