APA (7th ed.) Citation

Zhao, E., Li, K., Yang, X., & Deng, N. Speculum Observation and Trajectory Measurement in Gas Extraction Drilling: A Case Study of Changling Coal Mine. Wiley.

Chicago Style (17th ed.) Citation

Zhao, Enbiao, Kangnan Li, Xin Yang, and Nan Deng. Speculum Observation and Trajectory Measurement in Gas Extraction Drilling: A Case Study of Changling Coal Mine. Wiley.

MLA (9th ed.) Citation

Zhao, Enbiao, et al. Speculum Observation and Trajectory Measurement in Gas Extraction Drilling: A Case Study of Changling Coal Mine. Wiley.