APA (7 वां संस्करण) प्रशस्ति पत्र

Cole, G. H. A. (2010). The inverted bowl: Introductory accounts of the Universe and its life. Imperial College Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Cole, George H. A. The Inverted Bowl: Introductory Accounts of the Universe and Its Life. London: Imperial College Press, 2010.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Cole, George H. A. The Inverted Bowl: Introductory Accounts of the Universe and Its Life. Imperial College Press, 2010.

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