Parker, R. (2023). Eucalyptus trials in the Simla hills. Central Publication Branch, Government of India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रParker, R.N. Eucalyptus Trials in the Simla Hills. Central Publication Branch, Government of India, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रParker, R.N. Eucalyptus Trials in the Simla Hills. Central Publication Branch, Government of India, 2023.
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