Koljatic, M. (1999). A longitudinal assessment of college student perceptions of good practices in undergraduate education. Indiana University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Koljatic, Mladen. A Longitudinal Assessment of College Student Perceptions of Good Practices in Undergraduate Education. Indiana: Indiana University, 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Koljatic, Mladen. A Longitudinal Assessment of College Student Perceptions of Good Practices in Undergraduate Education. Indiana University, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.