1
Published 2013
Oxford University Press
Subjects: ...Negation (Logic)...

2
by Potts, Christopher
Published 2005
Oxford University Press
Subjects: ...Implication (Logic)...

3
by De Gaynesford, Maximilian
Published 2006
Clarendon
Subjects: ...Language and logic...

4
by Hornstein, Norbert
Published 1984
MIT Press
Subjects: ...Language and logic...

5
by Benthem, Johan van
Published 1991
North-Holland
Subjects: ...Logic, Symbolic and mathematical / http://id.loc.gov/authorities/subjects/sh85078115...