Modal logic / Patrick Blackburn, Maarten de Rijke, Yde Venema. - Blackburn, Patrick. (OLS)http://pul/name/94567; Rijke, Maarten de. (OLS)http://pul/name/94568; Venema, Yde. (OLS)http://pul/name/94569 (Cambridge University Press, 2001)
Include riferimenti bibliografici ed indice.