Lua APA (7ú heag.)
Kramer, S. L. (1996). Geotechnical earthquake engineering. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)
Kramer, Steven Lawrence. Geotechnical Earthquake Engineering. Upper Saddle River, N.J.: Prentice Hall, 1996.
Lua MLA (9ú heag.)
Kramer, Steven Lawrence. Geotechnical Earthquake Engineering. Prentice Hall, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.