Nunn, M. (2021). When the ground is hard (First paperback edition.). G.P. Putnam's Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNunn, Malla. When the Ground Is Hard. First paperback edition. New York: G.P. Putnam's Sons, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNunn, Malla. When the Ground Is Hard. First paperback edition. G.P. Putnam's Sons, 2021.
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