Cita APA (7th ed.)

Calders, T., Ng, R. T., & Wijsen, J. Searching for dependencies at multiple abstraction levels. ACM transactions on database systems..

Cita Chicago (17th ed.)

Calders, Toon, Raymond T. Ng, i Jef Wijsen. "Searching for Dependencies at Multiple Abstraction Levels." ACM Transactions on Database Systems. .

Cita MLA (9th ed.)

Calders, Toon, et al. "Searching for Dependencies at Multiple Abstraction Levels." ACM Transactions on Database Systems., .