Ooi, S. H. (2017). A Study on Hard Anodzing of Aluminium. School of Materials Engineering, Universiti Malaysia Perlis.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOoi, Say Haan. A Study on Hard Anodzing of Aluminium. Perlis,Malaysia: School of Materials Engineering, Universiti Malaysia Perlis, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOoi, Say Haan. A Study on Hard Anodzing of Aluminium. School of Materials Engineering, Universiti Malaysia Perlis, 2017.
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