Conjectures and refutations the growth of scientific knowledge by Popper, Karl Raimund 1902-

Prior analytics by Aristotle

Logic by Baum, Robert 1941-

Modern formal logic by McKay, Thomas J.

An introduction to logic by Jayme, Virginia L.

Modern formal logic by McKay, Thomas J.

Motorola FAST and LS TTL data

Error-control coding for computer systems by Rao, Thammavarapu R.N. 1933-

The elements of logic by Barker, Stephen Francis

Table of contents only

Critical thinking an introduction to reasoning by Dauer, Francis Watanabe