APA (7th ed.) Citation

International Network in Environmental Education & Ζιάκα, Γ. (2000). Environmental education for the 21st century: Issues and perspectives for a permanent forum. Polis - International Network in Environmental Education.

Chicago Style (17th ed.) Citation

International Network in Environmental Education and Γιολάντα Ζιάκα. Environmental Education for the 21st Century: Issues and Perspectives for a Permanent Forum. Ermoupolis, Syros: Polis - International Network in Environmental Education, 2000.

MLA (9th ed.) Citation

International Network in Environmental Education and Γιολάντα Ζιάκα. Environmental Education for the 21st Century: Issues and Perspectives for a Permanent Forum. Polis - International Network in Environmental Education, 2000.