Fisher, C. (2016). The speed of darkness. Hodder Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFisher, Catherine. The Speed of Darkness. London: Hodder Children's Books, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFisher, Catherine. The Speed of Darkness. Hodder Children's Books, 2016.
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