Cita APA (7th ed.)

Williams, A., & Cliffe, J. (2011). Primary PE: Unlocking the potential. McGraw Hill/Open University Press.

Cita Chicago (17th ed.)

Williams, Anne, i Joanna Cliffe. Primary PE: Unlocking the Potential. Maidenhead, England: McGraw Hill/Open University Press, 2011.

Cita MLA (9th ed.)

Williams, Anne, i Joanna Cliffe. Primary PE: Unlocking the Potential. McGraw Hill/Open University Press, 2011.