Lombardo, G. T. (2005). Sleep to save your life: The complete guide to living longer and healthier through restorative sleep. Collins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLombardo, Gerard T. Sleep to Save Your Life: The Complete Guide to Living Longer and Healthier Through Restorative Sleep. New York, NY: Collins, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLombardo, Gerard T. Sleep to Save Your Life: The Complete Guide to Living Longer and Healthier Through Restorative Sleep. Collins, 2005.
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