Idzikowski, C. (2014). Sleep and its Disorders Affect Society. IntechOpen.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIdzikowski, Chris. Sleep and Its Disorders Affect Society. IntechOpen, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIdzikowski, Chris. Sleep and Its Disorders Affect Society. IntechOpen, 2014.
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