La classification décimale de Melvil Dewey - Service géologique de Belgique.; Simoens, G.; Mourlon, Michel Félix (Hayez, 1898)
Listed as publication no. 28 of the Institut international de bibliographie, in its Annuaire, 1902, p. 102
By Michel Mourion and G. Simoens.
Keywords: Classification / Books / Geology.; Classification, Decimal.