Dyfyniad APA

Gibson, W., Scott, A., & Wedd, C. B. (1925). The geology of the country around Stoke-upon-Trent (3rd ed.). Printed under the authority of H.M.S.O..

Dyfyniad Arddull Chicago

Gibson, Walcot, A. Scott, and C. B. Wedd. The Geology of the Country Around Stoke-upon-Trent. 3rd ed. London: Printed under the authority of H.M.S.O., 1925.

Dyfyniad MLA

Gibson, Walcot, et al. The Geology of the Country Around Stoke-upon-Trent. 3rd ed. Printed under the authority of H.M.S.O., 1925.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.