Lua APA (7ú heag.)
Holtz, R. D., Kovacs, W. D., & Sheahan,Thomas C. (2013). An introduction to geotechnical engineering (2nd ed.). Pearson Education.
Lua i Stíl Chicago (17ú heag.)
Holtz, Robert D., William D. Kovacs, agus Sheahan,Thomas C. An Introduction to Geotechnical Engineering. 2nd ed. Noida: Pearson Education, 2013.
Lua MLA (9ú heag.)
Holtz, Robert D., et al. An Introduction to Geotechnical Engineering. 2nd ed. Pearson Education, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.