APA Edition Citation

Holtz, R. D., & Kovacs, W. D. (1981). An introduction to geotechnical engineering / Robert D. Holtz, William D. Kovacs. Prentice-Hall.

Chicago Edition Citation

Holtz, Robert D., and William D. Kovacs. An Introduction to Geotechnical Engineering / Robert D. Holtz, William D. Kovacs. Englewood Cliffs ; London: Prentice-Hall, 1981.

MLA Edition Citation

Holtz, Robert D., and William D. Kovacs. An Introduction to Geotechnical Engineering / Robert D. Holtz, William D. Kovacs. Prentice-Hall, 1981.

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