Alnaaji، R. M. A. (2017). An Error Analysis Study in Constructing English Noun Clauses Committed by Students of Fourth Year at English Department at Azzaytuna University in Tarhuna. مجلة أنوار المعرفة، ع2 ، 190 - 209. مسترجع من http://search.mandumah.com/Record/1262169
Alnaaji، Rabia Masoud Abdussalam. "An Error Analysis Study in Constructing English Noun Clauses Committed By Students of Fourth Year At English Department At Azzaytuna University in Tarhuna." مجلة أنوار المعرفة ع2 (2017): 190 - 209. مسترجع من http://search.mandumah.com/Record/1262169