Thomas, G. B. (1969). Infinite series and elementary differential equations. Addison-Wesley Pub. Co.
芝加哥风格引文Thomas, George B. Infinite Series and Elementary Differential Equations. Menlo Park, Calif.: Addison-Wesley Pub. Co, 1969.
MLA引文Thomas, George B. Infinite Series and Elementary Differential Equations. Addison-Wesley Pub. Co, 1969.
警告：这些引文格式不一定是100％准确.