APA (7th ed.) Citation

Fowler, A., Robbie, J. A., & Hardman, E. T. (1961). Geology of the country around Dungannon (one-inch geological sheet 35) (2nd ed. of explanatory memoir.). H.M.S.O..

Chicago Style (17th ed.) Citation

Fowler, A., J. A. Robbie, and Edward T. Hardman. Geology of the Country Around Dungannon (one-inch Geological Sheet 35). 2nd ed. of explanatory memoir. Belfast: H.M.S.O., 1961.

MLA (8th ed.) Citation

Fowler, A., et al. Geology of the Country Around Dungannon (one-inch Geological Sheet 35). 2nd ed. of explanatory memoir. H.M.S.O., 1961.