APA (7th ed.) Zitazioa

Leal Filho, W. (2011). World trends in education for sustainable development. Peter Lang Publishing,Inc.

Chicago Style (17th ed.) Zitazioa

Leal Filho, Walter. World Trends in Education for Sustainable Development. Frankfurt am Main: Peter Lang Publishing,Inc, 2011.

MLA (9th ed.) Zitazioa

Leal Filho, Walter. World Trends in Education for Sustainable Development. Peter Lang Publishing,Inc, 2011.