TY  - BOOK
AU  - Biddle J. H. Stuart
AU  -  Gorely Trish
AU  -  Mutrie Nanette
TI  - Psychology of physical activity:  Determinants, well-being and interventions
U1  - S9L, Q5 
PY  - 2015///
CY  - London
PB  - Routledge       
KW  - App Psychology
ER  -