APA-čujuhus (7. p.)
Leal Filho, W. (2011). World trends in education for sustainable development. Peter Lang Publishing,Inc.
Chicago-čujuhus (17. p.)
Leal Filho, Walter. World Trends in Education for Sustainable Development. Frankfurt am Main: Peter Lang Publishing,Inc, 2011.
MLA-čujuhus (9. p.)
Leal Filho, Walter. World Trends in Education for Sustainable Development. Peter Lang Publishing,Inc, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.