DAS, B. (1971). Integral calculus including differential: Equations. U, N. Dhur & Sons.
Cita Chicago (17th ed.)DAS, B.C. Integral Calculus Including Differential: Equations. Calcutta: U, N. Dhur & Sons, 1971.
Cita MLA (9th ed.)DAS, B.C. Integral Calculus Including Differential: Equations. U, N. Dhur & Sons, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.