APA (7th ed.) Citation

ScienceDirect (Online service), Blackburn, P., Benthem, J. v., & Wolter, F. (2007). Handbook of modal logic. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Patrick Blackburn, Johan van Benthem, and Frank Wolter. Handbook of Modal Logic. Amsterdam ; Boston: Elsevier, 2007.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Handbook of Modal Logic. Elsevier, 2007.