International Joint Conference on Environment and Society in Transition New York. (1972). Managing the planet. Prentice-Hall, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Joint Conference on Environment and Society in Transition New York. Managing the Planet. Englewood Cliffs, N.J: Prentice-Hall, Inc, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Joint Conference on Environment and Society in Transition New York. Managing the Planet. Prentice-Hall, Inc, 1972.
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