APA ציטוט

Virta, J. J., Heikkilä, K., Perola, M., Koskenvuo, M., Räihä, I., Rinne, J. O., & Kaprio, J. (2013). Midlife Sleep Characteristics Associated with Late Life Cognitive Function. Associated Professional Sleep Societies, LLC.

Citação norma Chicago

Virta, Jyri J., Kauko Heikkilä, Markus Perola, Markku Koskenvuo, Ismo Räihä, Juha O. Rinne, and Jaakko Kaprio. Midlife Sleep Characteristics Associated With Late Life Cognitive Function. Associated Professional Sleep Societies, LLC, 2013.

ציטוט MLA

Virta, Jyri J., et al. Midlife Sleep Characteristics Associated With Late Life Cognitive Function. Associated Professional Sleep Societies, LLC, 2013.