Cita APA (7a ed.)
UNESCO & . Schools in action, global citizens for sustainable development: A guide for teachers (1.). UNESCO.
Cita Chicago Style (17a ed.)
UNESCO y. Schools in Action, Global Citizens for Sustainable Development: A Guide for Teachers. 1. UNESCO.
Cita MLA (9a ed.)
UNESCO y. Schools in Action, Global Citizens for Sustainable Development: A Guide for Teachers. 1. UNESCO.
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