Price Alert

Get an email once this product or one of its parent bundles goes below your target price.

2025 繁體中英雙語典藏版圖書資料庫

Normal price: $5,999.99

Current price: $5,999.99

Best price: $3,599.99

Bundle Alert

Create advanced alerts for full bundle price and optional partial bundle parts based on DPS/equal-share goals.

A Treatise of Human Nature

Normal price: $12.49

Current price: $12.49

Best price: $12.49

An Enquiry concerning Human Understanding

Normal price: $9.99

Current price: $9.99

Best price: $9.99

An Enquiry concerning the Principles of Morals

Normal price: $7.49

Current price: $7.49

Best price: $7.49

Dialogues concerning Natural Religion

Normal price: $9.99

Current price: $9.99

Best price: $9.99

Bundle normal price: $39.96

Bundle current price: $35.99

Bundle best price: $35.99

Email for activation + alerts

Total bundle goal

Goal mode

Allow partial alerts (uncheck for full-bundle-only)

Total goal preset

Total goal must be lower than the current bundle best price.

Per-product goals (advanced mode)

Part goal preset

Each product goal must be lower than current part best price.

A Treatise of Human Nature

An Enquiry concerning Human Understanding

An Enquiry concerning the Principles of Morals

Dialogues concerning Natural Religion

Include vouchers in price calculation (birthday + existing vouchers are ignored) Only send first-time trigger per condition

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Price Alert

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Price Alert

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Theodeals AI (beta)