Explore Sports and Contemplation Sources:Sports and Contemplation Sports and ContemplationThis category has 4 sources. Murphy SM. 2012. The Oxford handbook of sport and performance psychology. Ungerleider S. 1996. Mental training for peak performance: top athletes reveal the mind exercises they use to excel. Deci EL, Ryan RM. 2002. Handbook of self-determination research. Parry J, Nesti M, Watson N. 2011. Theology, ethics and transcendence in sports.