APA (7th ed.) Citation

Howard, M. L. (1966). An underwater sound system used for accurate positioning. Dept. of Geology and Geophysics, MIT.

Chicago Style (17th ed.) Citation

Howard, Michael Leo. An Underwater Sound System Used for Accurate Positioning. Cambridge, Mass.: Dept. of Geology and Geophysics, MIT, 1966.

MLA (9th ed.) Citation

Howard, Michael Leo. An Underwater Sound System Used for Accurate Positioning. Dept. of Geology and Geophysics, MIT, 1966.