Singh, R., & Sarkar, S. (2012). Teaching quality counts: How student outcomes relate to quality of teaching in private and public schools in India. Young Lives.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Singh, R., و S. Sarkar. Teaching Quality Counts: How Student Outcomes Relate to Quality of Teaching in Private and Public Schools in India. Young Lives, 2012.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Singh, R., و S. Sarkar. Teaching Quality Counts: How Student Outcomes Relate to Quality of Teaching in Private and Public Schools in India. Young Lives, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.