Ryu, S. Y., Kim, K. S., & Han, M. A. (2011). Factors Associated with Sleep Duration in Korean Adults: Results of a 2008 Community Health Survey in Gwangju Metropolitan City, Korea. The Korean Academy of Medical Sciences.
শিকাগো স্টাইলে সাইটেশনRyu, So Yeon, Ki Soon Kim, এবং Mi Ah Han. Factors Associated With Sleep Duration in Korean Adults: Results of a 2008 Community Health Survey in Gwangju Metropolitan City, Korea. The Korean Academy of Medical Sciences, 2011.
এমএলএ সাইটেশনRyu, So Yeon, Ki Soon Kim, এবং Mi Ah Han. Factors Associated With Sleep Duration in Korean Adults: Results of a 2008 Community Health Survey in Gwangju Metropolitan City, Korea. The Korean Academy of Medical Sciences, 2011.
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