Turner, C. (1983). Contracts: Building & engineering. Butterworths of New Zealang.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTurner, C.W.O. Contracts: Building & Engineering. Wellington: Butterworths of New Zealang, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTurner, C.W.O. Contracts: Building & Engineering. Butterworths of New Zealang, 1983.
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