APA (7th ed.) Citation

Thorsteinsson, E. B., Potrebny, T., Arnarsson, Á. M., Tynjälä, J., Välimaa, R., & Eriksson, C. (2019). Trends in sleeping difficulty among adolescents in five Nordic countries 2002–2014. Universitetsforlaget.

Chicago Style (17th ed.) Citation

Thorsteinsson, Einar Baldvin, Thomas Potrebny, Ársaell Már Arnarsson, Jorma Tynjälä, Raili Välimaa, and Charli Eriksson. Trends in Sleeping Difficulty Among Adolescents in Five Nordic Countries 2002–2014. Universitetsforlaget, 2019.

MLA (8th ed.) Citation

Thorsteinsson, Einar Baldvin, et al. Trends in Sleeping Difficulty Among Adolescents in Five Nordic Countries 2002–2014. Universitetsforlaget, 2019.