Schmidheiny, S. (1992). Changing course: A global business perspective on development and the environment. MIT.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchmidheiny, Stephen. Changing Course: A Global Business Perspective on Development and the Environment. MIT, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchmidheiny, Stephen. Changing Course: A Global Business Perspective on Development and the Environment. MIT, 1992.
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