Citazione Stile APA (7a Edizione)
(1997). 20th World Gas Conference 1997. Vol.1: Working Committee A. Report and Papers. Production, Treatment and Underground Storage of Natural Gas. Production, traitment of stockade souterrain du gaz naturel. International Gas Union.
Citazione stile Chigago Style (17a edizione)
20th World Gas Conference 1997. Vol.1: Working Committee A. Report and Papers. Production, Treatment and Underground Storage of Natural Gas. Production, Traitment of Stockade Souterrain Du Gaz Naturel. International Gas Union, 1997.
Citatione MLA (9a ed.)
20th World Gas Conference 1997. Vol.1: Working Committee A. Report and Papers. Production, Treatment and Underground Storage of Natural Gas. Production, Traitment of Stockade Souterrain Du Gaz Naturel. International Gas Union, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.