APA (7th ed.) Citation

MacDonald, R., Smith, R. L., & Thomas, J. E. (1992). Chemistry of the subalkalic silicic obsidians: Ompilation of analyses of subalkalic silicic obsidians, assessment of compositional variations in terms of tectonic setting and genetic mechanisms, and systematic discussion of element distribution in these rocks. U.S. Gov. Printing Office.

Chicago Style (17th ed.) Citation

MacDonald, Ray, Robert L. Smith, and John E. Thomas. Chemistry of the Subalkalic Silicic Obsidians: Ompilation of Analyses of Subalkalic Silicic Obsidians, Assessment of Compositional Variations in Terms of Tectonic Setting and Genetic Mechanisms, and Systematic Discussion of Element Distribution in These Rocks. Washington: U.S. Gov. Printing Office, 1992.

MLA (9th ed.) Citation

MacDonald, Ray, et al. Chemistry of the Subalkalic Silicic Obsidians: Ompilation of Analyses of Subalkalic Silicic Obsidians, Assessment of Compositional Variations in Terms of Tectonic Setting and Genetic Mechanisms, and Systematic Discussion of Element Distribution in These Rocks. U.S. Gov. Printing Office, 1992.