APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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