Davis, J. (2015). Two awesome hours: Science-based strategies to harness your best time and get your most important work done (First edition.). HarperOne, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDavis, Josh. Two Awesome Hours: Science-based Strategies to Harness Your Best Time and Get Your Most Important Work Done. First edition. New York, NY: HarperOne, an imprint of HarperCollinsPublishers, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDavis, Josh. Two Awesome Hours: Science-based Strategies to Harness Your Best Time and Get Your Most Important Work Done. First edition. HarperOne, an imprint of HarperCollinsPublishers, 2015.
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