1.
Language, Proof, and Logic: 2ND Edition
by David Barker-Plummer, Jon B...
ISBN: 9781575866321
List Price: $70.00
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3.
Logical Reasoning with Diagrams and Sentences : An Introductory Course Using Hyperproof
by Barker-Plummer, David, Barw...
ISBN: 9781575869513
OUT OF STOCK
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Language, Proof, and Logic : Second Edition - CD
by Barker-Plummer, David, Barw...
ISBN: 9781575867380