✔ Correct Answer: C. Abu Ubaid al Qasim Ibn Sallam
The correct answer to the question “The book Kitab al Amwal” (The book of Revenue) was written by ____ ?” is Abu Ubaid al Qasim Ibn Sallam. This question belongs to Islamic Studies. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.