Pir Suhail Ahmed Sarhandi, Moomal Seelro and Majid Hussain Buledi 2026. Classroom Discourse as a Socio-Linguistic Ecosystem: A Critical Discourse Analysis of Indigenous Language Marginalisation and Linguistic Sustainability in Sindhi Education. International Journal of Emerging Multidisciplinaries: Social Science. 5, 4 (Sep. 2026), 678–689. DOI:https://doi.org/10.54938/ijemdss.2026.05.4.820.