Kelkar, S., & Marley, A. (2019). The many colors of Harpreet Singh. Sterling Children's Books, an imprint of Sterling Publishing Co., Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKelkar, Supriya, और Alea Marley. The Many Colors of Harpreet Singh. New York: Sterling Children's Books, an imprint of Sterling Publishing Co., Inc., 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKelkar, Supriya, और Alea Marley. The Many Colors of Harpreet Singh. Sterling Children's Books, an imprint of Sterling Publishing Co., Inc., 2019.
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