Nistler, R. J. (1988). A descriptive analysis of good readers' and writers' concepts of authorship at grades one, three and five. The University of Texas at Austin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nistler, Robert James. A Descriptive Analysis of Good Readers' and Writers' Concepts of Authorship at Grades One, Three and Five. Austin: The University of Texas at Austin, 1988.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Nistler, Robert James. A Descriptive Analysis of Good Readers' and Writers' Concepts of Authorship at Grades One, Three and Five. The University of Texas at Austin, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.