Ahmad Igbal. (1971). Orthodontics: A simple doctrine. Khyber Mail Press].
Lua i Stíl Chicago (17ú heag.)Ahmad Igbal. Orthodontics: A Simple Doctrine. [Peshawar Cantt.: Khyber Mail Press], 1971.
Lua MLA (8ú heag.)Ahmad Igbal. Orthodontics: A Simple Doctrine. Khyber Mail Press], 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.