# Development across the life span by Feldman, Robert S. — resale value

**Development across the life span by Feldman, Robert S.** — resale value from real closed eBay sales.

Values are medians of real closed eBay sales, updated 2026-06-22. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DFeldman%2520Robert%2520S%2520Development%2520Life%2520Span%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DFeldman%2520Robert%2520S%2520Development%2520Life%2520Span%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

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## Details

| Field | Value |
| --- | --- |
| UPC / EAN | 9780130833785 |
| Brand | Feldman, Robert S. |
| Published | 1997 |
| Publisher | Pearson Prentice Hall |
| Pages | 756 |
| Editions | 9 |
| Category | Psychology |

## Development across the life span resale value

**Development across the life span** by Feldman, Robert S. (1997). Across 9 editions. Used-book value depends heavily on edition (first printing vs. reprint), condition, dust jacket, and whether it's signed. First editions and out-of-print titles command the biggest premiums.

### What drives the price

First editions/first printings, intact dust jackets, signatures, and unmarked pages are the top value drivers. Book-club editions and later reprints are worth far less.

## FAQ

**Is this 1997 edition still useful for modern psychology studies?**

Yes, as a foundational text, it covers core concepts in life-span development from Pearson Prentice Hall.

**What is the ISBN for this specific textbook?**

The ISBN for this 9th edition is 9780130833785.

**How many pages does this textbook contain?**

This edition of Feldman's Development contains 756 pages.

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Full price guide: https://junkpal.ai/products/development-across-the-life-span-feldman-robert-s-ol83720w
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-06-22, based on real sold listings (junkpal.ai)"