Apel, H., & Camozzi, A. (1996). Adult environmental education: A handbook on context and methods. Institute for International Cooperation of the German Adult Education Association.
Citazione stile Chigago Style (17a edizione)Apel, Heino, e Anne Camozzi. Adult Environmental Education: A Handbook on Context and Methods. Bonn: Institute for International Cooperation of the German Adult Education Association, 1996.
Citatione MLA (9a ed.)Apel, Heino, e Anne Camozzi. Adult Environmental Education: A Handbook on Context and Methods. Institute for International Cooperation of the German Adult Education Association, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.