PSIR YOUR SYLLABUS Click here FOR DOWNLOAD PSIR OPTIONAL PAPER [Ist] PYQs YEAR 2015 YEAR 2016 YEAR 2017 YEAR 2018 YEAR 2019 YEAR 2020 YEAR 2021 YEAR 2022 PSIR OPTIONAL PAPER [2nd] PYQs YEAR 2015 YEAR 2016 YEAR 2017 YEAR 2018 YEAR 2019 YEAR 2020 YEAR 2021 YEAR 2022 DOWNLOAD YOUR SYLLABUS BY SHUBHRA RANJAN MAM DOWNLOAD NOTES Click here
