Hudson, A. A., & Wallace, I. N. D. (1965). Hudson's building and engineering contracts: Including the duties and liabilities of architects, engineers and surveyors (9th ed.). London: Sweet & Maxwell.
Παραπομπή Chicago StyleHudson, Alfred Arthur, and Ian Norman Duncan Wallace. Hudson's Building and Engineering Contracts: Including the Duties and Liabilities of Architects, Engineers and Surveyors. 9th ed. London: Sweet & Maxwell, 1965.
Παραπομπή MLAHudson, Alfred Arthur, and Ian Norman Duncan Wallace. Hudson's Building and Engineering Contracts: Including the Duties and Liabilities of Architects, Engineers and Surveyors. 9th ed. London: Sweet & Maxwell, 1965.
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