Haug, E. J. Intermediate dynamics. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Haug, Edward J. Intermediate Dynamics. Prentice-Hall.
Lua MLA (8ú heag.)Haug, Edward J. Intermediate Dynamics. Prentice-Hall.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.