Hart, G. (2023). Working-plan of the Simla Water-Supply Catchment Area Leased Forests, Punjab. 1896. The Superintendent of Government, Punjab.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHart, G.S. Working-plan of the Simla Water-Supply Catchment Area Leased Forests, Punjab. 1896. The Superintendent of Government, Punjab, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHart, G.S. Working-plan of the Simla Water-Supply Catchment Area Leased Forests, Punjab. 1896. The Superintendent of Government, Punjab, 2023.
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