Smythies, E. (2023). Afforestation of Ravine Lands in the Etawah district, United Provinces. Forest Research Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmythies, E.A. Afforestation of Ravine Lands in the Etawah District, United Provinces. Forest Research Institute, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSmythies, E.A. Afforestation of Ravine Lands in the Etawah District, United Provinces. Forest Research Institute, 2023.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.