APA (7 वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development. (2019). The space economy in figures: How space contributes to the global economy. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development. The Space Economy in Figures: How Space Contributes to the Global Economy. Paris: OECD, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development. The Space Economy in Figures: How Space Contributes to the Global Economy. OECD, 2019.
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