APA (7th ed.) Citation

Eve, A. S., Keys, D. A., & Lee, F. W. (1929). Depth attainable by electrical methods in applied geophysics. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Eve, A. S., D. A. Keys, and Frederick W. Lee. Depth Attainable by Electrical Methods in Applied Geophysics. [Washington?]: U.S. Government Printing Office, 1929.

MLA (9th ed.) Citation

Eve, A. S., et al. Depth Attainable by Electrical Methods in Applied Geophysics. U.S. Government Printing Office, 1929.