Cita APA (7th ed.)

Callan, J., & Connell, M. Query-based sampling of text databases. ACM transactions on information systems..

Cita Chicago (17th ed.)

Callan, Jamie, i Margaret Connell. "Query-based Sampling of Text Databases." ACM Transactions on Information Systems. .

Cita MLA (9th ed.)

Callan, Jamie, i Margaret Connell. "Query-based Sampling of Text Databases." ACM Transactions on Information Systems., .