Sidman, J., & Allen, R. (2010). Dark emperor & other poems of the night. Houghton Mifflin Books for Children.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSidman, Joyce, और Rick Allen. Dark Emperor & Other Poems of the Night. Boston: Houghton Mifflin Books for Children, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSidman, Joyce, और Rick Allen. Dark Emperor & Other Poems of the Night. Houghton Mifflin Books for Children, 2010.
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