TY  - BOOK
AU  - Bakker,F.C.
AU  - Whiting,H.T.A.
AU  - Brug,H.van der
TI  - Sport psychology: concepts and applications 
SN  - 0471939137
PY  - 1996///
CY  - Chichester
PB  - John Wiley
KW  - Sports
KW  - Psychological aspects
KW  - Deportes
KW  - Aspectos psicológicos
ER  -