Fien, . J. (1997). Learning for a sustainable environment: A professional development guide for teacher educators. Unesco Asia-Pacific Centre for Educational Innovation for Development and Griffith University.
Lua i Stíl Chicago (17ú heag.)Fien, John. Learning for a Sustainable Environment: A Professional Development Guide for Teacher Educators. Nathan, Aus: Unesco Asia-Pacific Centre for Educational Innovation for Development and Griffith University, 1997.
Lua MLA (9ú heag.)Fien, John. Learning for a Sustainable Environment: A Professional Development Guide for Teacher Educators. Unesco Asia-Pacific Centre for Educational Innovation for Development and Griffith University, 1997.
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