Logic in 1969
Peirce's and Lewis's Theories of Induction
by
Cheng, Chung-Ying
Formal and transcendental logic
by
Husserl, Edmund
Kritik Der Logischen Konstanten: Philosophische Begründungen Der Urteilsformen Vom Idealismus Bis Zur Gegenwart
by
Lenk, Hans
Essays in Philosophical Analysis
by
Rescher, Nicholas
The Logic of Abelard
by
Beonio-Brocchieri Fumagalli, M. T.
Formale Logik
by
Lorenzen, Paul