| Title / Condition | Seller | Highlights | Price |
|---|---|---|---|
| Max Wertheimer Productive Thinking (Classic Texts in the Sciences) Wertheimer, Max / New - Hardcover | Books Puddle | $223.93 | |
| Max Wertheimer Productive Thinking Max Wertheimer / New - Hardcover | AHA-BUCH GmbH | $193.78 |