Sarkar, A. .. (1970). Degree mathematics tutor for three year: Degree students and engineering course : Containing differential calculus, integral calculus, statics, dynamics and astronomy (-4th ed.). Tutorial.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sarkar, A .C. Degree Mathematics Tutor for Three Year: Degree Students and Engineering Course : Containing Differential Calculus, Integral Calculus, Statics, Dynamics and Astronomy. -4th ed. Calcutta: Tutorial, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Sarkar, A .C. Degree Mathematics Tutor for Three Year: Degree Students and Engineering Course : Containing Differential Calculus, Integral Calculus, Statics, Dynamics and Astronomy. -4th ed. Tutorial, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.