Jeffries, L., & Mikulecky, B. S. (2009). Reading power: Extensive reading, vocabulary building, comprehension skills, reading faster (Fourth edition.). Pearson/Longman.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jeffries, Linda, و Beatrice S. Mikulecky. Reading Power: Extensive Reading, Vocabulary Building, Comprehension Skills, Reading Faster. Fourth edition. White Plains, NY: Pearson/Longman, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Jeffries, Linda, و Beatrice S. Mikulecky. Reading Power: Extensive Reading, Vocabulary Building, Comprehension Skills, Reading Faster. Fourth edition. Pearson/Longman, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.