PSIR Optional Complete book Set by Shashank Tyagi | Set of four books (English Edition)

The book series "Comparative Politics and International Relations, India and the World, Indian Government for Politics & Political Theory" by Shashank Tyagi for PSIR (Political Science & International Relations) Optional is regarded as a comprehensive and exam-oriented resource, with detailed coverage across all parts of Paper 1 and Paper 2 for the subject. It is considered especially valuable for UPSC aspirants due to its conceptual clarity, depth of analysis, and systematic organization