The "Cgpsc Rajya Seva Mukhya Pariksha Unsolved 2012 Se Ab Tak" by Tuteja is an invaluable resource for aspiring candidates preparing for the Chhattisgarh Public Service Commission (CGPSC) State Service Main Examination. This comprehensive book is specifically designed to assist candidates in their exam preparation by providing them with unsolved question papers from the year 2012 up until the present.