Ingham, B. (1994). Najdi Arabic: Central Arabian. John Benjamins Pub..
Lua i Stíl Chicago (17ú heag.)Ingham, Bruce. Najdi Arabic: Central Arabian. Amsterdam ; Philadelphia: John Benjamins Pub., 1994.
Lua MLA (9ú heag.)Ingham, Bruce. Najdi Arabic: Central Arabian. John Benjamins Pub., 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.