Não informado. (2020). Journal of the Institute of Polytechnics, Osaka City University. Osaka City University, Institute of Polytechnics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Institute of Polytechnics, Osaka City University. Osaka, Japão: Osaka City University, Institute of Polytechnics, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Institute of Polytechnics, Osaka City University. Osaka City University, Institute of Polytechnics, 2020.
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