TY  - BOOK
AU  - Jasper,Bettina M.
AU  - Grierson,Paul Chilvers
TI  - Train your brain: mental and physical fitness 
SN  - 3891245319
PY  - 1999///
CY  - Aachen, Germany
PB  - Meyer & Meyer Sport
KW  - Mental discipline
KW  - Physical fitness
ER  -