Scalzi, J. (2017). The collapsing empire (First edition.). Tor, a Tom Doherty Associates Book.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रScalzi, John. The Collapsing Empire. First edition. New York, NY: Tor, a Tom Doherty Associates Book, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रScalzi, John. The Collapsing Empire. First edition. Tor, a Tom Doherty Associates Book, 2017.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.