Gratton C and Jones I – Research Methods for Sport Studies (Routledge, 2003) ISBN 9780415268783
Silverman D – Doing Qualitative Research (Sage Publications, 2004) ISBN 9781412901963
Silverman D – Interpreting Qualitative Data (Sage Publications, 2006) ISBN 9781412922456
Vincent W J – Statistics in Kinesiology (Human Kinetics Europe, 2004) ISBN 9780736057929