Cita APA (7th ed.)

Li, C., & Chang, E. Answering queries with useful bindings. ACM transactions on database systems..

Cita Chicago (17th ed.)

Li, Chen, i Edward Chang. "Answering Queries with Useful Bindings." ACM Transactions on Database Systems. .

Cita MLA (9th ed.)

Li, Chen, i Edward Chang. "Answering Queries with Useful Bindings." ACM Transactions on Database Systems., .