Chaerul, A. (2002). A study of student attitudes toward physics and classroom environment based on gender and grade level among senior secondary education students in Indonesia. New Mexico State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chaerul, Andrie. A Study of Student Attitudes Toward Physics and Classroom Environment Based on Gender and Grade Level Among Senior Secondary Education Students in Indonesia. Las Cruces, New Mexico: New Mexico State University, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chaerul, Andrie. A Study of Student Attitudes Toward Physics and Classroom Environment Based on Gender and Grade Level Among Senior Secondary Education Students in Indonesia. New Mexico State University, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.