Siddique, D. M. A. B., & Abdallah, D. W. (2017). Standard request for proposal documents of PPR, 2008 under un procurement manual - a review. BRAC University.
Čikaški stil citiranja (17. izdanje)Siddique, Dr. Mohammed Abu Bakar, i Dr. Wahid Abdallah. Standard Request for Proposal Documents of PPR, 2008 Under Un Procurement Manual - a Review. BRAC University, 2017.
MLA način citiranja (8. izdanje)Siddique, Dr. Mohammed Abu Bakar, i Dr. Wahid Abdallah. Standard Request for Proposal Documents of PPR, 2008 Under Un Procurement Manual - a Review. BRAC University, 2017.
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