APA (7th ed.) Citation

Zheng, T., Zhang, C., Shi, Y., Chen, D., & Liu, S. Influencing Factors and Clustering Characteristics of COVID-19: A Global Analysis. Tsinghua University Press.

Chicago Style (17th ed.) Citation

Zheng, Tianlong, Chunli Zhang, Yueting Shi, Debao Chen, and Sheng Liu. Influencing Factors and Clustering Characteristics of COVID-19: A Global Analysis. Tsinghua University Press.

MLA (9th ed.) Citation

Zheng, Tianlong, et al. Influencing Factors and Clustering Characteristics of COVID-19: A Global Analysis. Tsinghua University Press.