National Planning Institute. (2007). development of cross border trade among Nile basin countries: Ascoping study. National Planning Institute.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Planning Institute. Development of Cross Border Trade Among Nile Basin Countries: Ascoping Study. cairo.: National Planning Institute, 2007.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Planning Institute. Development of Cross Border Trade Among Nile Basin Countries: Ascoping Study. National Planning Institute, 2007.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.