Friedrichs, K. O. (1965). Lectures on advanced ordinary diferential equations. Gordon and Breach.
Chicagoスタイル(17版)引用形式Friedrichs, Kurt Otto. Lectures on Advanced Ordinary Diferential Equations. Nueva York: Gordon and Breach, 1965.
MLA(9版)引用形式Friedrichs, Kurt Otto. Lectures on Advanced Ordinary Diferential Equations. Gordon and Breach, 1965.
警告: この引用は必ずしも正確ではありません.