Hasan, A. (1978). The book in multilingual countries. Unesco.
Lua i Stíl Chicago (17ú heag.)Hasan, Abul. The Book in Multilingual Countries. Paris: Unesco, 1978.
Lua MLA (9ú heag.)Hasan, Abul. The Book in Multilingual Countries. Unesco, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.