Wong, C. L. (2010). The efficiency and effectiveness of building maintenance for College Tun Hussein Onn (KTHO), Universiti Teknologi Malaysia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWong, Chin Liang. The Efficiency and Effectiveness of Building Maintenance for College Tun Hussein Onn (KTHO), Universiti Teknologi Malaysia. 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWong, Chin Liang. The Efficiency and Effectiveness of Building Maintenance for College Tun Hussein Onn (KTHO), Universiti Teknologi Malaysia. 2010.
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