Style de citation APA (7e éd.)
(1997). 20th World Gas Conference 1997. Volume 11: Task Force TF 1. Report and Papers. Gas and the Environment. Gaz et environment. International Gas Union.
Style de citation Chicago (17e éd.)
20th World Gas Conference 1997. Volume 11: Task Force TF 1. Report and Papers. Gas and the Environment. Gaz Et Environment. B.m.: International Gas Union, 1997.
Style de citation MLA (9e éd.)
20th World Gas Conference 1997. Volume 11: Task Force TF 1. Report and Papers. Gas and the Environment. Gaz Et Environment. International Gas Union, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.