Beale H.G. (1985). Contract Cases in Materials. Bulter Worths & Co.(Publisher)Ltd.Lo ndon.
Chicago Style (17. basım) AtıfBeale H.G. Contract Cases in Materials. London: Bulter Worths & Co.(Publisher)Ltd.Lo ndon, 1985.
MLA (9th ed.) AtıfBeale H.G. Contract Cases in Materials. Bulter Worths & Co.(Publisher)Ltd.Lo ndon, 1985.
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