Cita APA (7th ed.)

Green, K., & Hardman, K. (2005). Physical education: Essential issues. SAGE.

Cita Chicago (17th ed.)

Green, Ken, i Ken Hardman. Physical Education: Essential Issues. London: SAGE, 2005.

Cita MLA (9th ed.)

Green, Ken, i Ken Hardman. Physical Education: Essential Issues. SAGE, 2005.