Parker, R., & Singh, G. (2023). Common Indian trees and how to know them. Forest Research Institute, Dehradun.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रParker, R.N, और Ganga Singh. Common Indian Trees and How to Know Them. Forest Research Institute, Dehradun, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रParker, R.N, और Ganga Singh. Common Indian Trees and How to Know Them. Forest Research Institute, Dehradun, 2023.
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