Drayton, R. H., & Drayton, R. (2000). Nature's government: Science, imperial Britain, and the 'Improvement' of the World. Orient Longman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDrayton, Richard Harry, और Richard Drayton. Nature's Government: Science, Imperial Britain, and the 'Improvement' of the World. Orient Longman, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDrayton, Richard Harry, और Richard Drayton. Nature's Government: Science, Imperial Britain, and the 'Improvement' of the World. Orient Longman, 2000.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.