Chambers, B. (2016). A closed and common orbit.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChambers, Becky. A Closed and Common Orbit. 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChambers, Becky. A Closed and Common Orbit. 2016.
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