Straley, S. J., & Karasek, D. (1990). Advanced programming in Clipper with C. Addison-Wesley.
芝加哥风格引文Straley, Stephen J., 与 David Karasek. Advanced Programming in Clipper with C. Reading: Addison-Wesley, 1990.
MLA引文Straley, Stephen J., 与 David Karasek. Advanced Programming in Clipper with C. Addison-Wesley, 1990.
警告：这些引文格式不一定是100％准确.