APA (7th ed.) Citation

Gottlob, G., & Koch, C. (2003). XPath Query Processing. Springer.

Chicago Style (17th ed.) Citation

Gottlob, G., and C. Koch. XPath Query Processing. Springer, 2003.

MLA (9th ed.) Citation

Gottlob, G., and C. Koch. XPath Query Processing. Springer, 2003.

Warning: These citations may not always be 100% accurate.