Siti Eshah Mokshein. (2002). Factors significantly related to science achievement of Malaysian school students: An analysis of TIMSS 1999 data. University of Iowa.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Siti Eshah Mokshein. Factors Significantly Related to Science Achievement of Malaysian School Students: An Analysis of TIMSS 1999 Data. Iowa: University of Iowa, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Siti Eshah Mokshein. Factors Significantly Related to Science Achievement of Malaysian School Students: An Analysis of TIMSS 1999 Data. University of Iowa, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.