Laws and regulations of the Central Mining District.
MLA
Central Mining District (Colo.). Laws and regulations of the Central Mining District.. 1859? i.e. 196-?]. https://collections.library.yale.edu/catalog/10061350.
APA, 6th edition
Central Mining District (Colo.). (1859? i.e. 196-?])[Laws and regulations of the Central Mining District.]. https://collections.library.yale.edu/catalog/10061350.