APA (7th ed.) Citation

Gutenberg, B., & Richter, C. (1949). Seismicity of the earth and associated phenomena. Princeton University Press.

Chicago Style (17th ed.) Citation

Gutenberg, Beno, and Charles Richter. Seismicity of the Earth and Associated Phenomena. Princeton: Princeton University Press, 1949.

MLA (9th ed.) Citation

Gutenberg, Beno, and Charles Richter. Seismicity of the Earth and Associated Phenomena. Princeton University Press, 1949.