Cita APA (7th ed.)

Palmer, J. (1994). The Handbook of environmental education. Routledge.

Cita Chicago (17th ed.)

Palmer, Joy. The Handbook of Environmental Education. London: Routledge, 1994.

Cita MLA (9th ed.)

Palmer, Joy. The Handbook of Environmental Education. Routledge, 1994.

Atenció: Aquestes cites poden no estar 100% correctes.