Halsbury's laws of England,4th ed, Vol.34, Negligence to parliament,1980. Butterworths.
استشهاد بنمط شيكاغوHalsbury's Laws of England,4th Ed, Vol.34, Negligence to Parliament,1980. London: Butterworths.
MLA استشهادHalsbury's Laws of England,4th Ed, Vol.34, Negligence to Parliament,1980. Butterworths.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.