APA (7th ed.) Citation

Kwok, C., Etzioni, O., & Weld, D. S. Scaling question answering to the web. ACM transactions on information systems..

Chicago Style (17th ed.) Citation

Kwok, Cody, Oren Etzioni, and Daniel S. Weld. "Scaling Question Answering to the Web." ACM Transactions on Information Systems. .

MLA (9th ed.) Citation

Kwok, Cody, et al. "Scaling Question Answering to the Web." ACM Transactions on Information Systems., .