Sohail Afzal and his publishers (typically Caravan Book House or Ilmi Kitab Khana) invest significant resources in content creation. Distributing pirated PDFs hurts the local publishing industry. However, there is a gray area:
One of the best ways to use "Cost Accounting By Sohail Afzal" is to digitize your workflow. Here is how you bridge the book's theory with modern tools: Cost Accounting By Sohail Afzal.pdf