Lombard, A. (1946). Le charbon: Composition, géologie, gisements. F. Rouge & cie, s.a..
Chicago Style (17th ed.) CitationLombard, Augustin. Le Charbon: Composition, Géologie, Gisements. Lausanne: F. Rouge & cie, s.a., 1946.
MLA (8th ed.) CitationLombard, Augustin. Le Charbon: Composition, Géologie, Gisements. F. Rouge & cie, s.a., 1946.
Warning: These citations may not always be 100% accurate.