Cushing, J. M. (2004). Differential equations. Pearson/Prentice Hall.
Chicagoスタイル(17版)引用形式Cushing, J. M. Differential Equations. Upper Saddle River, N.J: Pearson/Prentice Hall, 2004.
MLA(8版)引用形式Cushing, J. M. Differential Equations. Pearson/Prentice Hall, 2004.
警告: この引用は必ずしも正確ではありません.