If you are a student or practitioner, always verify with your syllabus – often “Kulliyat-e-Qanoon” (Urdu sharah by Ghulam Hasnain or Kantoori) is the standard textbook containing the complete Qanoon Mufrad Aza section.

Here is the informative text regarding (قانون مفرد اعضا) books in Urdu, their subject matter, and notes on PDF availability.