Ross, S. L. (1966). Introduction to ordinary differential equations. Waltham, Mass: Blaisdell Pub. Co.
Trích dẫn kiểu ChicagoRoss, Shepley L. Introduction to Ordinary Differential Equations. Waltham, Mass: Blaisdell Pub. Co, 1966.
ציטוט MLARoss, Shepley L. Introduction to Ordinary Differential Equations. Waltham, Mass: Blaisdell Pub. Co, 1966.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.