Orton, J. W. (1968). Electron paramagnetic resonance: An introduction to transition group ions in crystals. Lliffe Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrton, John Wilfred. Electron Paramagnetic Resonance: An Introduction to Transition Group Ions in Crystals. London: Lliffe Books, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrton, John Wilfred. Electron Paramagnetic Resonance: An Introduction to Transition Group Ions in Crystals. Lliffe Books, 1968.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.