Note: The exact chapter titles vary slightly by edition (e.g., 1st ed. vs. 6th ed.).
The UPSC Civil Services Examination (CSE) has a specific syllabus on "Parliament and State Legislatures – Structure, Functioning, and Privileges." Toppers consistently recommend "Our Parliament" as the most authentic source because it is the official rulebook. Aspirants prefer the PDF version for quick keyword searches (Ctrl+F) and night-time revision on tablets.
Access a variety of foreign language and easy-read guides for the UK Parliament Official Briefing Page UK Parliament Accessible resources - UK Parliament