Capsule Islamiat By Rai Mansab Ali is one of the most helpful books for CSS/PMS. As it is one liner, it will be best way to memorize these facts in one line for MCQs and as well as for revision purpose.
Title: Capsule Islamiat
Author: Rai Mansab Ali
Publisher: ILMI Kitab Khana
Subject: Islamic Studies [URDU]