Cita APA (7th ed.)

Gratton, C., & Jones, I. (2004). Research methods for sport studies. Routledge.

Cita Chicago (17th ed.)

Gratton, Chris, i Ian Jones. Research Methods for Sport Studies. London: Routledge, 2004.

Cita MLA (9th ed.)

Gratton, Chris, i Ian Jones. Research Methods for Sport Studies. Routledge, 2004.