Cita APA (7a ed.)

Maclean, M., Russell, W., & Ryall, E. (2013). The philosophy of play. Routledge.

Cita Chicago Style (17a ed.)

Maclean, Malcolm, Wendy Russell, y Emily Ryall. The Philosophy of Play. Milton Park, Abingdon, Oxon: Routledge, 2013.

Cita MLA (9a ed.)

Maclean, Malcolm, et al. The Philosophy of Play. Routledge, 2013.