APA (7th ed.) Citation

Tilling, R. I. (1984). Eruptions of Mount St. Helens: Past, present, and future. Dept. of the Interior, U.S. Geological Survey ; For sale by the Supt. of Docs., U.S. G.P.O..

Chicago Style (17th ed.) Citation

Tilling, Robert I. Eruptions of Mount St. Helens: Past, Present, and Future. [Reston, Va.?] : Washington, D.C.: Dept. of the Interior, U.S. Geological Survey ; For sale by the Supt. of Docs., U.S. G.P.O., 1984.

MLA (8th ed.) Citation

Tilling, Robert I. Eruptions of Mount St. Helens: Past, Present, and Future. Dept. of the Interior, U.S. Geological Survey ; For sale by the Supt. of Docs., U.S. G.P.O., 1984.

Warning: These citations may not always be 100% accurate.