Revathi Ramiah. (1999). Reading comprehension of content - area material: An examination of reading problems of engineering students by means of free written recall.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Revathi Ramiah. Reading Comprehension of Content - Area Material: An Examination of Reading Problems of Engineering Students by Means of Free Written Recall. 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Revathi Ramiah. Reading Comprehension of Content - Area Material: An Examination of Reading Problems of Engineering Students by Means of Free Written Recall. 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.