Assam (India). Directorate of Evaluation and Monitoring. (1978). Study on the functioning of shallow tube well. Directorate of Evaluation and Monitoring, Govt. of Assam.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAssam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Gauhati: Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAssam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
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