Rinehart, M. R., & Burns, R. (2009). The circular staircase, with ebook (Unabridged.). Tantor Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRinehart, Mary Roberts, और Rebecca Burns. The Circular Staircase, with Ebook. Unabridged. Old Saybrook: Tantor Media, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRinehart, Mary Roberts, और Rebecca Burns. The Circular Staircase, with Ebook. Unabridged. Tantor Media, 2009.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.