United States. Fuel Administration. (1994). Boiler water treatment. Govt. print. off..
Style de citation Chicago (17e éd.)United States. Fuel Administration. Boiler Water Treatment. Washington: Govt. print. off., 1994.
Style de citation MLA (9e éd.)United States. Fuel Administration. Boiler Water Treatment. Govt. print. off., 1994.
Attention : ces citations peuvent ne pas être correctes à 100%.