Dyfyniad APA

Holtz, R. D., Kovacs, W. D., & Sheahan, T. C. An introduction to geotechnical engineering (2a ed.).

Dyfyniad Arddull Chicago

Holtz, Robert D., William D. Kovacs, and Thomas C. Sheahan. An Introduction to Geotechnical Engineering. 2a ed.

Dyfyniad MLA

Holtz, Robert D., et al. An Introduction to Geotechnical Engineering. 2a ed.

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