Olfers, S., Schoen Smith, S., & Zipes, J. (2007). Mother Earth and her children: A quilted fairy tale. Breckling Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOlfers, Sibylle, Sieglinde Schoen Smith, और Jack Zipes. Mother Earth and Her Children: A Quilted Fairy Tale. Elmhurst, IL: Breckling Press, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOlfers, Sibylle, et al. Mother Earth and Her Children: A Quilted Fairy Tale. Breckling Press, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.