APA (7 वां संस्करण) प्रशस्ति पत्र
Schmitz, J. E. J. (2007). The second law of life: Energy, technology, and the future of Earth as we know it. William Andrew Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Schmitz, John E. J. The Second Law of Life: Energy, Technology, and the Future of Earth as We Know It. Norwich, NY: William Andrew Pub., 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Schmitz, John E. J. The Second Law of Life: Energy, Technology, and the Future of Earth as We Know It. William Andrew Pub., 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.