OSHA 30 STUDY GUIDE 2026: Comprehensive Review of 29 CFR 1926 Standards for Construction Supervisors with 500 Practice Test Questions
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Amazon Price History
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Price History Summary
| Price Type | Lowest Ever | Highest Ever | Current | Average |
|---|---|---|---|---|
| Amazon | USD 39.99 | USD 39.99 | USD 39.99 | USD 39.99 |
Price History Data
| Date | Price Type | Price | Currency |
|---|---|---|---|
| January 12, 2026 | Amazon | 39.99 | USD |
| January 11, 2026 | Amazon | 39.99 | USD |
| January 10, 2026 | Amazon | 39.99 | USD |
| January 9, 2026 | Amazon | 39.99 | USD |
| January 8, 2026 | Amazon | 39.99 | USD |
| December 30, 2025 | Amazon | 39.99 | USD |
| December 29, 2025 | Amazon | 39.99 | USD |
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Current price is below average. Decent time to buy.
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