APA (7th ed.) Citation

Hobbs, W. H., Suss, E., & Montessus de Ballore, F. (1907). On some principles of seismic geology. W. Engelmann.

Chicago Style (17th ed.) Citation

Hobbs, William Herbert, Eduard Suss, and Fernand Montessus de Ballore. On Some Principles of Seismic Geology. Leipzig: W. Engelmann, 1907.

MLA (9th ed.) Citation

Hobbs, William Herbert, et al. On Some Principles of Seismic Geology. W. Engelmann, 1907.