Ruurs, M., & Covo, P. (2017). The elephant keeper: Caring for orphaned elephants in Zambia. Kids Can Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRuurs, Margriet, और Pedro Covo. The Elephant Keeper: Caring for Orphaned Elephants in Zambia. Toronto, ON: Kids Can Press, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRuurs, Margriet, और Pedro Covo. The Elephant Keeper: Caring for Orphaned Elephants in Zambia. Kids Can Press, 2017.
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