Não informado. (2002). Research in Science & Technological Education. Carfax Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Research in Science & Technological Education. Abingdon, Inglaterra: Carfax Publishing, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Research in Science & Technological Education. Carfax Publishing, 2002.
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