Elements of Ordinary Differential Equations. - Kaplan, Wilfred (Massachusetts : Addison-Wesley Publishing Company, Inc., 1964)
CHAPTER 1:Basic Ideas.CHAPTER 2:Equations of First Order and FirstDegree.CHAPTER 3:Applications of first order equations.CHAPTER 4:Linear equations of Arbitrary order.CHAPTER 5:Operational Methods for Linear Differential Equations.CHAPTER 6:Applications of Linear Differential Equations.CHAPTER 7:Simulations Linear Differential Equations.CHAPTER 8:Equations Not of First Degree.CHAPTER 9:Solutions in Terms of Power Series.CHAPTER 10:Numerical Methods.