TY - GEN T1 - Key concepts in sport psychology A2 - Kremer, John, 1956- LA - English PP - London, England PB - SAGE YR - 2012 UL - https://colectivo.uloyola.es/Record/ELB141606 OP - 233 CN - GV706.4 .K49 2012 SN - 9781446254301 (e-book) KW - Sports : Psychological aspects. KW - Electronic books. ER -