APA (7th ed.) Citation

Keys, W. S. (1997). A practical guide to borehole geophysics in environmental investigations / W. Scott Keys. CRC Press.

Chicago Style (17th ed.) Citation

Keys, W. S. A Practical Guide to Borehole Geophysics in Environmental Investigations / W. Scott Keys. Boca Raton, Fla.: CRC Press, 1997.

MLA (9th ed.) Citation

Keys, W. S. A Practical Guide to Borehole Geophysics in Environmental Investigations / W. Scott Keys. CRC Press, 1997.

Warning: These citations may not always be 100% accurate.