APA

Liangwei Deng Y. L. W. W., .Biogas Technology. : Springer.

Chicago

Liangwei Deng Yi Liu Wenguo Wang, .Biogas Technology. : Springer.

Harvard

Liangwei Deng Y. L. W. W., .Biogas Technology. : Springer.

MLA

Liangwei Deng Yi Liu Wenguo Wang, .: Springer. .