Tay, L. Y. (2006). Determination of contract by employer in construction industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTay, Lee Yong. Determination of Contract by Employer in Construction Industry. 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTay, Lee Yong. Determination of Contract by Employer in Construction Industry. 2006.
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