Logic in 1978

Grundlegung der Logik by Bolzano, Bernard

Dialektik und Wissenschaftslogik by Hubig, Christoph

Meaning & Negation by Smith, Steven B.

Hegel: A Reinterpretation by

Studies in Inductive Probability and Rational Expectation by Kuipers, Theo A. F.

Einführung in Die Modallogik by Hughes, G. E., Cresswell, Max J.

Philosophy of Logics by Haack, Susan

Quantum Logic by Mittelstaedt, Peter

Model Theory for Modal Logic: Kripke Models for Modal Predicate Calculi by Bowen, K. a.