Gottlob, G., & Koch, C. (2006). A Formal Comparison of Visual Web Wrapper Generators. Springer.
芝加哥风格引文Gottlob, G., 与 C. Koch. A Formal Comparison of Visual Web Wrapper Generators. Springer, 2006.
MLA引文Gottlob, G., 与 C. Koch. A Formal Comparison of Visual Web Wrapper Generators. Springer, 2006.
警告：这些引文格式不一定是100％准确.