BSOE 143 Previous Year Paper Solution | ENVIRONMENTAL SOCIOLOGY | IGNOU Current Status Not Enrolled Price ₹99.00 Get Started orLogin Course Content 2023 BSOE-143 DEC 2023 BSOE-143 JUNE 2023 2022 BSOE-143 DEC 2022 BSOE-143 JUNE 2022 2021 BSOE-143 DEC 2021