Nielsen, K. L. (1962). Differential equations. Barnes and Noble.
Tohutoru Kātū Chicago (17th ed.)Nielsen, Kaj L. Differential Equations. Nueva York: Barnes and Noble, 1962.
Tohutoro MLA (9th ed.)Nielsen, Kaj L. Differential Equations. Barnes and Noble, 1962.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.