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Cunningham, Ian K.; Simmons, Peter; Mascarenhas, Duncan R and Redhead, Steve (2015) Exploring player communication in interactions with sport officials. Movement and Sport Sciences, 87. pp. 79-89. ISSN 2118-5735
Lewis, Christopher A; Dorahy, Martin J; Mills, Heather; Rawe, Bridget; Peterson, Michael C and Miller, Paul (2005) Psychology and psychiatry training. Glyndŵr University Research Online.