Gottlob, G., & Koch, C. (2003). XPath Query Processing. Springer.
Lua i Stíl Chicago (17ú heag.)Gottlob, G., agus C. Koch. XPath Query Processing. Springer, 2003.
Lua MLA (9ú heag.)Gottlob, G., agus C. Koch. XPath Query Processing. Springer, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.