Britannica Books, What on Earth Publishing (Firm), Encyclopaedia Britannica, Inc, Lloyd, C., & Luebering, J. E. (2020). Britannica all new kids' encyclopedia: What we know & what we don't. Britannica Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBritannica Books, What on Earth Publishing (Firm), Inc Encyclopaedia Britannica, Christopher Lloyd, और J. E. Luebering. Britannica All New Kids' Encyclopedia: What We Know & What We Don't. Greenbelt, Maryland: Britannica Books, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBritannica Books, et al. Britannica All New Kids' Encyclopedia: What We Know & What We Don't. Britannica Books, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.