UNESCO UNEP. IEEP. (1988). Environmental education: A process for pre-service teacher training curriculum development. UNESCO.
Chicago Style (17th ed.) CitationUNESCO UNEP. IEEP. Environmental Education: A Process for Pre-service Teacher Training Curriculum Development. Paris: UNESCO, 1988.
MLA (9th ed.) CitationUNESCO UNEP. IEEP. Environmental Education: A Process for Pre-service Teacher Training Curriculum Development. UNESCO, 1988.