Assam (India). Directorate of Evaluation and Monitoring. (1978). Study on the functioning of shallow tube well. Directorate of Evaluation and Monitoring, Govt. of Assam.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিAssam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Gauhati: Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিAssam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.