United Nations Educational, Scientific and Cultural Organization. (1973). New Unesco sourcebook for science teaching. Unesco.
Chicago Style (17. basım) AtıfUnited Nations Educational, Scientific and Cultural Organization. New Unesco Sourcebook for Science Teaching. Paris: Unesco, 1973.
MLA (9th ed.) AtıfUnited Nations Educational, Scientific and Cultural Organization. New Unesco Sourcebook for Science Teaching. Unesco, 1973.
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