Yunlai Bai, Hua Tang, Kai Yang, & Estonian Academy Publishers. Geological characteristics and some problems in development for oil shale in northwest China.
Chicago Style (17. basım) AtıfYunlai Bai, Hua Tang, Kai Yang, ve Estonian Academy Publishers. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.
MLA (9th ed.) AtıfYunlai Bai, et al. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..