Test Your Logic : 50 Puzzles in Deductive Reasoning by George J Summers

Test Your Logic : 50 Puzzles in Deductive Reasoning Paperback Geo

Logic, form and function: The mechanization of deductive reasoning

MIND BENDERS Volumes A1, A2, and A4 Puzzle Books for Deductive Thinking

Basic Logic: The Fundamental Principles of Formal Deductive Reasoning

Math Perplexors Level A -Deductive Logic Puzzles

Classic Logic Puzzles by George J. Summers, J. J. Mendoza Fernandez and...

Math Perplexors: Deductive Logic Puzzles, Level C, Grades 5-6 Gre