THIS BOOK HAS A COLLECTIONS OF PREVIOUS YEAR SOLVED PAPERS FROM DEC 2011 TO 2021 , IN ADDITION TO IT, THE BOOK HAS MODEL QUESTIONS TO PRACTICE.IT IS HIGHLY USEFUL FOR YOUR NET/SET/JRF EXAM, EACH SOLVED PAPER HAS ANSWER KEYS WHICH WILL HELP YOU IN CONCEPT CLARITY AND COMPLETE PREVIOUS YEAR PAPER WILL GIVE YOU AN EXACT IDEA OF THE EXAMINATION.