APA-referens (7:e uppl.)

, A. Advancements in travis peak formation evaluation and hydraulic fracture technology. Gas Research Institute.

Chicago-referens (17:e uppl.)

, ADVANCEMENTS. Advancements in Travis Peak Formation Evaluation and Hydraulic Fracture Technology. Gas Research Institute.

MLA-referens (8:e uppl.)

, ADVANCEMENTS. Advancements in Travis Peak Formation Evaluation and Hydraulic Fracture Technology. Gas Research Institute.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.