APA-viite (7. p.)

Tynjälä, J. (2021). Sleep habits, perceived sleep quality and tiredness among adolescents: A health behavioural approach.

Chicago-viite (17. p.)

Tynjälä, Jorma. Sleep Habits, Perceived Sleep Quality and Tiredness Among Adolescents: A Health Behavioural Approach. Jyväskylä, 2021.

MLA-viite (9. p.)

Tynjälä, Jorma. Sleep Habits, Perceived Sleep Quality and Tiredness Among Adolescents: A Health Behavioural Approach. 2021.

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