APA (7 वां संस्करण) प्रशस्ति पत्र
(1995). Defining and measuring sustainability: The biogeophysical foundations. The World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Defining and Measuring Sustainability: The Biogeophysical Foundations. Washington: The World Bank, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Defining and Measuring Sustainability: The Biogeophysical Foundations. The World Bank, 1995.
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