APA引文

He, S., Bala, R., Anupindi, R., & Ranney, M. L. (2021). Effective supply chain surveillance for PPE. Lancet.

Citação norma Chicago

He, Shuhan, Ram Bala, Ravi Anupindi, and Megan L. Ranney. "Effective Supply Chain Surveillance for PPE." Lancet 2021.

MLA引文

He, Shuhan, Ram Bala, Ravi Anupindi, and Megan L. Ranney. "Effective Supply Chain Surveillance for PPE." Lancet 2021.

警告：這些引文格式不一定是100％准確.