Routledge is an imprint of Taylor & Francis, an informa company. more...Add to my wish listAdd to cartA New Introduction to Modal Logicby M.J. Cresswell; G.E. HughesTaylor and Francis 2012; US$ 54.95This long-awaited book replaces Hughes and Cresswell's two classic studies of modal logic: An Introduction to Modal Logic and A Companion to Modal Logic .