Cita APA (7a ed.)

Torres, J. A., & Klie, H. (2020). Shale Oil and Shale Gas Resources. MDPI - Multidisciplinary Digital Publishing Institute.

Cita Chicago Style (17a ed.)

Torres, José A., y Hector Klie. Shale Oil and Shale Gas Resources. MDPI - Multidisciplinary Digital Publishing Institute, 2020.

Cita MLA (9a ed.)

Torres, José A., y Hector Klie. Shale Oil and Shale Gas Resources. MDPI - Multidisciplinary Digital Publishing Institute, 2020.