TY  - BOOK
AU  - Kemper, Han C.G..
TI  - Growth, Health and Fitness of Teenagers: Longitudinal Research in International Perspective / 
SN  - 3-8055-4042-6
U1  - MY0aL 
CY  - Basel : 
PB  - S. Karger.
KW  - Sports
ER  -