APA (7th ed.) Citation

Guppy, E. M., Thomas, H. H., Ennos, F. R., Sutcliffe, R., & Geological Survey of Great Britain. (1931). Chemical analyses of igneous rocks, metamorphic rocks and minerals: Compiled from the records of the Geological Survey. H. M. Stationery Off..

Chicago Style (17th ed.) Citation

Guppy, Eileen M., Herbert Henry Thomas, F. R. Ennos, R. Sutcliffe, and Geological Survey of Great Britain. Chemical Analyses of Igneous Rocks, Metamorphic Rocks and Minerals: Compiled from the Records of the Geological Survey. London: H. M. Stationery Off., 1931.

MLA (8th ed.) Citation

Guppy, Eileen M., et al. Chemical Analyses of Igneous Rocks, Metamorphic Rocks and Minerals: Compiled from the Records of the Geological Survey. H. M. Stationery Off., 1931.