APA (7th ed.) Citation

Tang, A., Kaos, J., & Carvalho, M. (2021). Signs of a fourth wave upon us.

Chicago Style (17th ed.) Citation

Tang, Ashley, Joseph Kaos, and Martin Carvalho. Signs of a Fourth Wave upon Us. 2021.

MLA (9th ed.) Citation

Tang, Ashley, et al. Signs of a Fourth Wave upon Us. 2021.