Lewis, C. S., & Hooper, W. (2017). Present concerns: Journalistic essays (First edition.). HarperOne, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewis, C. S., और Walter Hooper. Present Concerns: Journalistic Essays. First edition. New York: HarperOne, an imprint of HarperCollinsPublishers, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLewis, C. S., और Walter Hooper. Present Concerns: Journalistic Essays. First edition. HarperOne, an imprint of HarperCollinsPublishers, 2017.
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