Cita APA (7a ed.)
Palmer, J. (1998). Environmental education in the 21st century: Theory, practice, progress and promise. Routledge.
Cita Chicago Style (17a ed.)
Palmer, Joy. Environmental Education in the 21st Century: Theory, Practice, Progress and Promise. London ; New York: Routledge, 1998.
Cita MLA (9a ed.)
Palmer, Joy. Environmental Education in the 21st Century: Theory, Practice, Progress and Promise. Routledge, 1998.
Precaución: Estas citas no son 100% exactas.