Mahmoud، Y. (1980). THE GLOTTAL /? / IN MIDDLE ARABIC: A STUDY IN LANGUAGE VARIATION. اللسان العربي، مج18, ع1 ، 46 - 60. مسترجع من http://search.mandumah.com/Record/657327
Mahmoud، Youssef. "THE GLOTTAL /? / IN MIDDLE ARABIC: A STUDY IN LANGUAGE VARIATION." اللسان العربي مج18, ع1 (1980): 46 - 60. مسترجع من http://search.mandumah.com/Record/657327