Rainville Eael D. (1949). Differential equations. New York: Macmillan.
Trích dẫn kiểu ChicagoRainville Eael D. Differential Equations. New York: Macmillan, 1949.
Deismireacht MLARainville Eael D. Differential Equations. New York: Macmillan, 1949.
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