Williamson, R. E. (1996). Introduction to differential equations and dynamical systems. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoWilliamson, Richard E. Introduction to Differential Equations and Dynamical Systems. New York: McGraw-Hill, 1996.
ציטוט MLAWilliamson, Richard E. Introduction to Differential Equations and Dynamical Systems. New York: McGraw-Hill, 1996.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.