Flexible Query Answering Systems

MLA

Andreasen, Troels, et al. Flexible Query Answering Systems. Springer Berlin Heidelberg, 2009.

APA

Andreasen, T., Bulskov, H., Christiansen, H., Kanade, T., Larsen, H. Legind, & Yager, R. R. (2009). Flexible Query Answering Systems. Springer Berlin Heidelberg.

Chicago

Andreasen, Troels, Henrik Bulskov, Henning Christiansen, Takeo Kanade, Henrik Legind Larsen, and Ronald R Yager. Flexible Query Answering Systems. : Springer Berlin Heidelberg, 2009.