APA Style
Wang, Y., Hefley, W, E. (2016).
The Global Impact of Unconventional Shale Gas Development .
Springer Cham:
Springer Cham.
MLA Style
Wang, Yongsheng., Hefley, William, E..
"The Global Impact of Unconventional Shale Gas Development".
Springer Cham:
Springer Cham,
2016.
Text.