States), G. R. I. (. (1989). Application of advanced geological, petrophysical and engineering technologies to evaluate and improve gas recovery from low permeability sandstone reservoirs: Travis Peak Formation, North Appleby Field, Nacogdoches, Texas. Chicago, IL : Gas Research Institute.
Čikaški stil citiranja (17. izdanje)States), Gas Research Institute (United. Application of Advanced Geological, Petrophysical and Engineering Technologies to Evaluate and Improve Gas Recovery from Low Permeability Sandstone Reservoirs: Travis Peak Formation, North Appleby Field, Nacogdoches, Texas. Chicago, IL : Gas Research Institute, 1989.
MLA način citiranja (9. izdanje)States), Gas Research Institute (United. Application of Advanced Geological, Petrophysical and Engineering Technologies to Evaluate and Improve Gas Recovery from Low Permeability Sandstone Reservoirs: Travis Peak Formation, North Appleby Field, Nacogdoches, Texas. Chicago, IL : Gas Research Institute, 1989.