Gibson, W., & Wedd, C. B. (1913). The geology of the northern part of the Derbyshire coalfield and bordering tracts. H.M.S.O..
芝加哥风格引文Gibson, Walcot, 与 C. B. Wedd. The Geology of the Northern Part of the Derbyshire Coalfield and Bordering Tracts. London: H.M.S.O., 1913.
MLA引文Gibson, Walcot, 与 C. B. Wedd. The Geology of the Northern Part of the Derbyshire Coalfield and Bordering Tracts. H.M.S.O., 1913.
警告：这些引文格式不一定是100％准确.