Ashraf, S. B., & Hoque, M. M. G. (2018). Scope and challenges of introducing sustainable procurement in Power grid Company of Bangladesh Ltd. (PGCB Ltd.). BRAC University.
Čikaški stil citiranja (17. izdanje)Ashraf, Sadat Bin, i Md. Mosta Gausul Hoque. Scope and Challenges of Introducing Sustainable Procurement in Power Grid Company of Bangladesh Ltd. (PGCB Ltd.). BRAC University, 2018.
MLA način citiranja (8. izdanje)Ashraf, Sadat Bin, i Md. Mosta Gausul Hoque. Scope and Challenges of Introducing Sustainable Procurement in Power Grid Company of Bangladesh Ltd. (PGCB Ltd.). BRAC University, 2018.
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