APA (7 वां संस्करण) प्रशस्ति पत्र

Ahsan, M. A., & Abdallah, D. W. (2018). A study of the teething problem of procuring entity on electronic government procurement (e-GP) operation system. BRAC Univeristy.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ahsan, Md. Ashiful, और Dr. Wahid Abdallah. A Study of the Teething Problem of Procuring Entity on Electronic Government Procurement (e-GP) Operation System. BRAC Univeristy, 2018.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Ahsan, Md. Ashiful, और Dr. Wahid Abdallah. A Study of the Teething Problem of Procuring Entity on Electronic Government Procurement (e-GP) Operation System. BRAC Univeristy, 2018.

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