APA (7th ed.) Citation

Krötzsch, M., Rudolph, S., Hitzler, P., & Aberer, K. (2007). Conjunctive Queries for a Tractable Fragment of OWL 1.1. Springer.

Chicago Style (17th ed.) Citation

Krötzsch, M., S. Rudolph, P. Hitzler, and K. Aberer. Conjunctive Queries for a Tractable Fragment of OWL 1.1. Springer, 2007.

MLA (9th ed.) Citation

Krötzsch, M., et al. Conjunctive Queries for a Tractable Fragment of OWL 1.1. Springer, 2007.