Stross, C., & Guidall, G. (2009). Singularity sky: Singularity series, book 1 (Unabridged.). Recorded Books Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStross, Charles, और George Guidall. Singularity Sky: Singularity Series, Book 1. Unabridged. Prince Frederick: Recorded Books Inc., 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStross, Charles, और George Guidall. Singularity Sky: Singularity Series, Book 1. Unabridged. Recorded Books Inc., 2009.
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