Al-Hakami, I. A. M., & Moore, J. (1999). An empirical study of Saudi secondary school students' achievement motivation, attitude toward subjects, perception of classroom environment and teaching aids, in relationships to academic achievement in three school subjects. University of Hull, School of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Hakami, Ibrahim Al-Hassan Mahdi, و Jeff Moore. An Empirical Study of Saudi Secondary School Students' Achievement Motivation, Attitude Toward Subjects, Perception of Classroom Environment and Teaching Aids, in Relationships to Academic Achievement in Three School Subjects. united kingdom: University of Hull, School of Education, 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Hakami, Ibrahim Al-Hassan Mahdi, و Jeff Moore. An Empirical Study of Saudi Secondary School Students' Achievement Motivation, Attitude Toward Subjects, Perception of Classroom Environment and Teaching Aids, in Relationships to Academic Achievement in Three School Subjects. University of Hull, School of Education, 1999.