Lua APA (7ú heag.)
Knappett, J., & Craig, R. (2012). Craig's soil mechanics (8th ed.). Spon Press.
Lua i Stíl Chicago (17ú heag.)
Knappett, Jonathan, agus R.F Craig. Craig's Soil Mechanics. 8th ed. New York: Spon Press, 2012.
Lua MLA (9ú heag.)
Knappett, Jonathan, agus R.F Craig. Craig's Soil Mechanics. 8th ed. Spon Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.