Khannna, P. M. (2000). Differential calculus: For B.A. and B.Sc. students of all Indian Universities and for various competitive examination. Jai Prakash Nath.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Khannna, Prof. M.L. Differential Calculus: For B.A. and B.Sc. Students of All Indian Universities and for Various Competitive Examination. Meerut: Jai Prakash Nath, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Khannna, Prof. M.L. Differential Calculus: For B.A. and B.Sc. Students of All Indian Universities and for Various Competitive Examination. Jai Prakash Nath, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.