APA-referens (7:e uppl.)

Elhadi, M., Alsoufi, A., Alhadi, A., Hmeida, A., Alshareea, E., Dokali, M., . . . Msherghi, A. (2021). Knowledge, attitude, and acceptance of healthcare workers and the public regarding the COVID-19 vaccine. BMC Public Health, 21(1), 1. https://doi.org/10.1186/s12889-021-10987-3

Chicago-referens (17:e uppl.)

Elhadi, Muhammed, et al. "Knowledge, Attitude, and Acceptance of Healthcare Workers and the Public Regarding the COVID-19 Vaccine." BMC Public Health 21, no. 1 (2021): 1. https://doi.org/10.1186/s12889-021-10987-3.

MLA-referens (9:e uppl.)

Elhadi, Muhammed, et al. "Knowledge, Attitude, and Acceptance of Healthcare Workers and the Public Regarding the COVID-19 Vaccine." BMC Public Health, vol. 21, no. 1, 2021, p. 1, https://doi.org/10.1186/s12889-021-10987-3.