Assam (India). Directorate of Evaluation and Monitoring. (1978). Study on the functioning of shallow tube well. Directorate of Evaluation and Monitoring, Govt. of Assam.
Chicago-referens (17:e uppl.)Assam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Gauhati: Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
MLA-referens (8:e uppl.)Assam (India). Directorate of Evaluation and Monitoring. Study on the Functioning of Shallow Tube Well. Directorate of Evaluation and Monitoring, Govt. of Assam, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.