Troup, R. (2023). The work of the forest department in India. Government of India, Calcutta.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTroup, R.S. The Work of the Forest Department in India. Government of India, Calcutta, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTroup, R.S. The Work of the Forest Department in India. Government of India, Calcutta, 2023.
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