This is our record of Amazon price changes for Observing the User Experience: A Practioner's Guide for User Research (1558609237) since we began monitoring it.
| Price Type | Lowest Ever | Highest Ever | Current + | Average |
|---|---|---|---|---|
| Amazon | (Dec 02, 2025) | (Dec 02, 2025) | 0,00 € (Dec 02, 2025) |
Amazon Price
Dec 02, 2025 07:49 AM
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