SÖNMEZ, E., & YERLİKAYA, Z. (2017). A Study of Environmental Knowledge and Attitudes of Secondary Students in terms of Different Kinds of Schools. Adem Yavuz Sonmez.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSÖNMEZ, Elif, और Zekeriya YERLİKAYA. A Study of Environmental Knowledge and Attitudes of Secondary Students in Terms of Different Kinds of Schools. Adem Yavuz Sonmez, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSÖNMEZ, Elif, और Zekeriya YERLİKAYA. A Study of Environmental Knowledge and Attitudes of Secondary Students in Terms of Different Kinds of Schools. Adem Yavuz Sonmez, 2017.
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