Watson, J. M. (1873). Independent child's speller: Printed in imitation of writing with original classifications of words, formations of columns, and exercises for reading, writing, etc. A.S. Barnes & Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Watson, J. Madison. Independent Child's Speller: Printed in Imitation of Writing with Original Classifications of Words, Formations of Columns, and Exercises for Reading, Writing, Etc. New York, Chicago: A.S. Barnes & Company, 1873.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Watson, J. Madison. Independent Child's Speller: Printed in Imitation of Writing with Original Classifications of Words, Formations of Columns, and Exercises for Reading, Writing, Etc. A.S. Barnes & Company, 1873.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.