APA引文

Hillis, S., Blenkinsop, A., Villaveces, A., Annor, F., Liburd, L., Massetti, G., . . . Unwin, H. (2021). COVID-19-associated orphanhood and caregiver death in the United States. American Academy of Pediatrics.

Chicago Style (17th ed.) Citation

Hillis, SD, et al. COVID-19-associated Orphanhood and Caregiver Death in the United States. American Academy of Pediatrics, 2021.

MLA引文

Hillis, SD, et al. COVID-19-associated Orphanhood and Caregiver Death in the United States. American Academy of Pediatrics, 2021.

警告：這些引文格式不一定是100％准確.