Yousuf, M., & Babu, M. M. (2014). Measurement of efficiency and effectiveness of PPR in terms of time and cost overruns for roads and highways department and identification of important factors for time and cost overruns. BRAC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yousuf, Mohammed, و Mujahid Mohiuddin Babu. Measurement of Efficiency and Effectiveness of PPR in Terms of Time and Cost Overruns for Roads and Highways Department and Identification of Important Factors for Time and Cost Overruns. BRAC University, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Yousuf, Mohammed, و Mujahid Mohiuddin Babu. Measurement of Efficiency and Effectiveness of PPR in Terms of Time and Cost Overruns for Roads and Highways Department and Identification of Important Factors for Time and Cost Overruns. BRAC University, 2014.