APA (7th ed.) Citation

Gottlob, G. Monadic datalog and the expressive power of languages for Web information extraction. Journal of the ACM.

Chicago Style (17th ed.) Citation

Gottlob, Georg. "Monadic Datalog and the Expressive Power of Languages for Web Information Extraction." Journal of the ACM .

MLA (9th ed.) Citation

Gottlob, Georg. "Monadic Datalog and the Expressive Power of Languages for Web Information Extraction." Journal of the ACM, .

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