UPSC CSE Prelims GS-1 Topic-wise PYQs PRELIMS GS-I TOPIC-WISE PYQs BOOK ● COMPLETE E-BOOK ENGLISH EDITION. ● ALL TOPIC-WISE GS PYQS PAPER 1. ● LAST 12 YEARS QUESTIONS ANALYSIS. ● IN THE FUTURE, UPDATED BOOKS WILL BE PROVIDED FREE OF CHARGE. @99/- Buy Now - Click For any queries - " team@writiyias.com " / WhatsApp no. " 7004367849 ".