Khan, Z. H., & Khair, D. R. (2014). Administrative costs in open tendering method in public works department: Improving purchasing performance. BRAC University.
Lua i Stíl Chicago (17ú heag.)Khan, Zahid Hossain, agus Dr. Rizwan Khair. Administrative Costs in Open Tendering Method in Public Works Department: Improving Purchasing Performance. BRAC University, 2014.
Lua MLA (8ú heag.)Khan, Zahid Hossain, agus Dr. Rizwan Khair. Administrative Costs in Open Tendering Method in Public Works Department: Improving Purchasing Performance. BRAC University, 2014.
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