Organization for Economic Co-operation and Development, Vinke, J., & Weekes-Vagliani, W. (1993). Environmental education: An approach to sustainable development. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrganization for Economic Co-operation and Development, Jacoline Vinke, और Winifred Weekes-Vagliani. Environmental Education: An Approach to Sustainable Development. France: OECD, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrganization for Economic Co-operation and Development, et al. Environmental Education: An Approach to Sustainable Development. OECD, 1993.
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