APA (7 वां संस्करण) प्रशस्ति पत्र
International Union for Conservation of Nature and Natural Resources. Liquid assets. IUCN with the assistence of UNESCO.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
International Union for Conservation of Nature and Natural Resources. Liquid Assets. Morges: IUCN with the assistence of UNESCO.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
International Union for Conservation of Nature and Natural Resources. Liquid Assets. IUCN with the assistence of UNESCO.
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