Courant, R. (1938). Differential and integral calculus. Nordemann publishing company, inc..
Cita Chicago (17th ed.)Courant, Richard. Differential and Integral Calculus. New York: Nordemann publishing company, inc., 1938.
Cita MLA (9th ed.)Courant, Richard. Differential and Integral Calculus. Nordemann publishing company, inc., 1938.
Atenció: Aquestes cites poden no estar 100% correctes.