International Institute for Applied Systems Analysis. Energy Systems Program Group, Häfele, W., Anderer, J., McDonald, A., & Nakićenović, N. (1981). Energy in a finite world: Report. Ballinger Pub. Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Institute for Applied Systems Analysis. Energy Systems Program Group, Wolf Häfele, Jeanne Anderer, A. McDonald, और Nebojša Nakićenović. Energy in a Finite World: Report. Cambridge, Mass.: Ballinger Pub. Co., 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Institute for Applied Systems Analysis. Energy Systems Program Group, et al. Energy in a Finite World: Report. Ballinger Pub. Co., 1981.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.