Baigent, M. (2004). Natural English: Reading writing skills : upper-intermediate resource book. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBaigent, Maggie. Natural English: Reading Writing Skills : Upper-intermediate Resource Book. Oxford: Oxford University Press, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBaigent, Maggie. Natural English: Reading Writing Skills : Upper-intermediate Resource Book. Oxford University Press, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.