Coven, W., & Burris, P. (2021). Heidi Heckelbeck and the lost library book (First Little Simon paperback edition.). Little Simon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoven, Wanda, और Priscilla Burris. Heidi Heckelbeck and the Lost Library Book. First Little Simon paperback edition. New York City: Little Simon, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCoven, Wanda, और Priscilla Burris. Heidi Heckelbeck and the Lost Library Book. First Little Simon paperback edition. Little Simon, 2021.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.