Kalavathy, K. (2009). Effectiveness of discovery techique in learning vocabulary among form one students in a Malaysian secondary school.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kalavathy, Krishnan. Effectiveness of Discovery Techique in Learning Vocabulary Among Form One Students in a Malaysian Secondary School. 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Kalavathy, Krishnan. Effectiveness of Discovery Techique in Learning Vocabulary Among Form One Students in a Malaysian Secondary School. 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.