MLA

Bühler, Dirk, and Wolfgang Minker. Domain-level Reasoning for Spoken Dialogue Systems. Springer New York, 2011.

APA

Bühler, D., & Minker, W. (2011). Domain-Level Reasoning for Spoken Dialogue Systems. Springer New York.

Chicago

Bühler, Dirk, Dirk Bühler, and Wolfgang Minker. Domain-Level Reasoning for Spoken Dialogue Systems. : Springer New York, 2011.