APA (7th ed.) Citation

Costa, J., Helou, S., Sleilaty, G., Costa, T., & El Helou, J. (2021). Validity and reliability of an Arabic version of the Sleep Hygiene Index. Sleep Medicine, 80, 260. https://doi.org/10.1016/j.sleep.2021.01.040

Chicago Style (17th ed.) Citation

Costa, Jad, Samar Helou, Ghassan Sleilaty, Tarek Costa, and Jeanine El Helou. "Validity and Reliability of an Arabic Version of the Sleep Hygiene Index." Sleep Medicine 80 (2021): 260. https://doi.org/10.1016/j.sleep.2021.01.040.

MLA (9th ed.) Citation

Costa, Jad, et al. "Validity and Reliability of an Arabic Version of the Sleep Hygiene Index." Sleep Medicine, vol. 80, 2021, p. 260, https://doi.org/10.1016/j.sleep.2021.01.040.