APA (7th ed.) Citation

Du Bray, E. A. (1995). Compositional characteristics of middle to upper Tertiary volcanic rocks of the Bolivian Altiplano. United States Government Printing Office.

Chicago Style (17th ed.) Citation

Du Bray, E. A. Compositional Characteristics of Middle to Upper Tertiary Volcanic Rocks of the Bolivian Altiplano. Washington: United States Government Printing Office, 1995.

MLA (9th ed.) Citation

Du Bray, E. A. Compositional Characteristics of Middle to Upper Tertiary Volcanic Rocks of the Bolivian Altiplano. United States Government Printing Office, 1995.