Pandey, J., & Pathak, D. (2014). Geographic information system. The Energy and Resources Institute.
Tohutoru Kātū Chicago (17th ed.)Pandey, Jatin, me Darshana Pathak. Geographic Information System. New Delhi: The Energy and Resources Institute, 2014.
Tohutoro MLA (9th ed.)Pandey, Jatin, me Darshana Pathak. Geographic Information System. The Energy and Resources Institute, 2014.
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