APA način citiranja

Patel, S. R. (2007). Social and Demographic Factors Related to Sleep Duration. Associated Professional Sleep Societies, LLC.

Čikaški stil citiranja

Patel, Sanjay R. Social and Demographic Factors Related to Sleep Duration. Associated Professional Sleep Societies, LLC, 2007.

MLA način citiranja

Patel, Sanjay R. Social and Demographic Factors Related to Sleep Duration. Associated Professional Sleep Societies, LLC, 2007.

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