Erdelyi, A. (1961). Lectures on asymptotic solutions of ordinary linear differential equations. Mathematics Dept., California Institute of Technology.
芝加哥风格引文Erdelyi, Arthur. Lectures on Asymptotic Solutions of Ordinary Linear Differential Equations. Pasadena, Calif.: Mathematics Dept., California Institute of Technology, 1961.
MLA引文Erdelyi, Arthur. Lectures on Asymptotic Solutions of Ordinary Linear Differential Equations. Mathematics Dept., California Institute of Technology, 1961.
警告：这些引文格式不一定是100％准确.