Mahajan, G. (1995). Ground water surveys and investigation. Ashish.
शिकागो स्टाइल उद्धरणMahajan, Gautam. Ground Water Surveys and Investigation. New Delhi: Ashish, 1995.
एमएलए उद्धरणMahajan, Gautam. Ground Water Surveys and Investigation. Ashish, 1995.
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