Lua APA (7ú heag.)
Varghese, P. (2005). Foundation engineering. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)
Varghese, P.C. Foundation Engineering. New Delhi: Prentice-Hall, 2005.
Lua MLA (9ú heag.)
Varghese, P.C. Foundation Engineering. Prentice-Hall, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.