Wearne, S. (1989). Civil engineering contractsan introduction to construction contracts and the ICE model form of contractStephen Wearne. Thomas Telford.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wearne, Stephen. Civil Engineering Contractsan Introduction to Construction Contracts and the ICE Model Form of ContractStephen Wearne. Thomas Telford, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wearne, Stephen. Civil Engineering Contractsan Introduction to Construction Contracts and the ICE Model Form of ContractStephen Wearne. Thomas Telford, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.