Steptoe, Karl, Barker, Jamie and Harwood, Chris (2016) Psychological service provision to the elite football performance network. In: Cremades, J. Gualberto and Tashman, Lauren S., (eds.) Global Practices and Training in Applied Sport, Exercise and Performance Psychology: A Case Study Approach. Psychology Press, pp. 79-87. ISBN 978-1138805972

Steptoe, Karl J. (2015) Motivational influence on the attentional processes of competitive golfers. PhD thesis, University of Greenwich.

Steptoe, Karl (2014) Enhancing the performance of individual athletes and teams. In: Cremades, J. Gualberto and Tashman, Lauren S., (eds.) Becoming a Sport, Exercise, and Performance Psychology Professional: A Global Perspective. Psychology Press, pp. 77-84. ISBN 9781848726161 (doi:https://doi.org/10.4324/9780203093184)

Steptoe, Karl (2013) Case Study 2: Provision of sport psychology services to an international high performance tennis centre: Models of practice as a function of primary and secondary client Needs. Sport and Exercise Psychology Review, 9 (1). pp. 24-36. ISSN 1745-4980