Martin, G. A. (1888). Fences, gates and bridges: A practical manual. O. Judd Co..
Lua i Stíl Chicago (17ú heag.)Martin, George A. Fences, Gates and Bridges: A Practical Manual. New York: O. Judd Co., 1888.
Lua MLA (8ú heag.)Martin, George A. Fences, Gates and Bridges: A Practical Manual. O. Judd Co., 1888.
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