APA (7th ed.) Citation

Smith, D. B., Calver, M. A., & Francis, E. A. (1967). Geology of the country between Durham and West Hartlepool. H.M.S.O..

Chicago Style (17th ed.) Citation

Smith, Denys B., M. A. Calver, and E. A. Francis. Geology of the Country Between Durham and West Hartlepool. London: H.M.S.O., 1967.

MLA (8th ed.) Citation

Smith, Denys B., et al. Geology of the Country Between Durham and West Hartlepool. H.M.S.O., 1967.