BRAUN, M. (1978). Differential: Equations and their applications. Narosa.
Cita Chicago (17th ed.)BRAUN, Martin. Differential: Equations and Their Applications. New Delhi: Narosa, 1978.
Cita MLA (9th ed.)BRAUN, Martin. Differential: Equations and Their Applications. Narosa, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.