Kamala, A. (1988). Transportation Engineering A. Kamala. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Kamala, A. Transportation Engineering A. Kamala. McGraw-Hill, 1988.
Lua MLA (8ú heag.)Kamala, A. Transportation Engineering A. Kamala. McGraw-Hill, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.