APA (7th ed.) Citation

Ellefsen, K. (2011). Computer programs for forward and inverse modeling of acoustic and electromagnetic data. U.S. Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Ellefsen, Karl. Computer Programs for Forward and Inverse Modeling of Acoustic and Electromagnetic Data. Reston, Virginia: U.S. Department of the Interior, Geological Survey, 2011.

MLA (9th ed.) Citation

Ellefsen, Karl. Computer Programs for Forward and Inverse Modeling of Acoustic and Electromagnetic Data. U.S. Department of the Interior, Geological Survey, 2011.