BSOE-143 Previous Year Paper Solution | Environmental Sociology | IGNOU Current Status Not Enrolled Price ₹99.00 Get Started orLogin Course Content 2024 BSOE-143 JUNE 2024 2023 BSOE-143 JUNE 2023 BSOE-143 DEC 2023 2022 BSOE-143 JUNE 2022 BSOE-143 DEC 2022