Du Bray, E. A., & Snee, L. W. (2002). Composition, age, and petrogenesis of late Cretaceous intrusive rocks in the central Big Belt Mountains, Broadwater and Meagher counties, Montana. U.S. Dept. of the Interior, U.S. Geological Survey.
Citazione stile Chigago Style (17a edizione)Du Bray, E. A., e Lawrence W. Snee. Composition, Age, and Petrogenesis of Late Cretaceous Intrusive Rocks in the Central Big Belt Mountains, Broadwater and Meagher Counties, Montana. [Reston, VA]: U.S. Dept. of the Interior, U.S. Geological Survey, 2002.
Citatione MLA (9a ed.)Du Bray, E. A., e Lawrence W. Snee. Composition, Age, and Petrogenesis of Late Cretaceous Intrusive Rocks in the Central Big Belt Mountains, Broadwater and Meagher Counties, Montana. U.S. Dept. of the Interior, U.S. Geological Survey, 2002.