Green, S. H. (1949). Industrial coal available to Pacific Northwest industries. Raw Materials Survey.
Style de citation Chicago (17e éd.)Green, Stephen H. Industrial Coal Available to Pacific Northwest Industries. Portland, Or.: Raw Materials Survey, 1949.
Style de citation MLA (8e éd.)Green, Stephen H. Industrial Coal Available to Pacific Northwest Industries. Raw Materials Survey, 1949.
Attention : ces citations peuvent ne pas être correctes à 100%.