Challenging Logic Puzzles - Paperback By Clarke, Barry R - GOOD

Brain-Stretching Logic Puzzles - 9781454930365, paperback, Barry R Clarke

Challenging Logic Puzzles - Paperback By Clarke, Barry R - VERY GOOD

Supergenius Logic Puzzles - Paperback By Clarke, Barry R - VERY GOOD

Lady or the Tiger? And Other Logic Puzzles Including a Mathematical - VERY GOOD

Extreme Logic Puzzles - Paperback By Clarke, Barry R - GOOD

Logic Puzzles - Paperback By Dixon, Sarah - VERY GOOD

Lady or the Tiger and Other Logic Puzzles by Smullyan, Raymond