Παραπομπή APA

Barker, J. (2011). Single-case research methods in sport and exercise psychology. Routledge.

Παραπομπή Chicago Style

Barker, Jamie. Single-case Research Methods in Sport and Exercise Psychology. London ; New York: Routledge, 2011.

Παραπομπή MLA

Barker, Jamie. Single-case Research Methods in Sport and Exercise Psychology. Routledge, 2011.