Al Shumrani، S. A.، و Glasnapp، D. R. (2003). The Relationship between Reading Achievement and Performance in mathematics Items with Reading Complexity and Cognitive Complexity (رسالة ماجستير غير منشورة). University of Kansas، لورانس. مسترجع من http://search.mandumah.com/Record/619192
Al Shumrani، Saleh Alwan، و Douglas R. Glasnapp. "The Relationship between Reading Achievement and Performance in Mathematics Items With Reading Complexity and Cognitive Complexity" رسالة ماجستير. University of Kansas، لورانس، 2003. مسترجع من http://search.mandumah.com/Record/619192