TY  - BOOK
AU  - Kraemer, William J.
AU  - Fleck, Steven J.
TI  - Strength training for young athletes : :  / 
SN  - 873223969
PY  - 1993///
CY  - Illinois ; 
PB  - Human Kinetics Publishers , 
KW  - DEPORTES
KW  - EJERCICIOS FISICOS
KW  - ENTRENAMIENTO
ER  -