APA (7th ed.) Citation

Yunlai Bai, Hua Tang, Kai Yang, & Estonian Academy Publishers. Geological characteristics and some problems in development for oil shale in northwest China.

Chicago Style (17th ed.) Citation

Yunlai Bai, Hua Tang, Kai Yang, and Estonian Academy Publishers. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.

MLA (9th ed.) Citation

Yunlai Bai, et al. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.

Warning: These citations may not always be 100% accurate.