Great Source

5 copies for sale · $49–$99

Notable copies for sale

Reader's Handbook Overhead Transparencies — Crossroads Books$49

Write Source Skillsbook Grade 7, Paperback by Great Source (COR), Like New Us... — eBay$99

Write Source Skillsbook Grade 10, Paperback by Great Source (COR), Like New U... — eBay$88

MATH IN FOCUS: THE SINGAPORE APPROACH, EXTRA PRACTICE, By Great Source EXCELLENT — eBay$50

MATH IN FOCUS: THE SINGAPORE APPROACH, EXTRA PRACTICE, By Great Source EXCELLENT (2013) — eBay$50

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Works on the market

Write Source Skillsbook Grade 7, Paperback by Great Source (COR), Like New Us...1 copy · $99

Write Source Skillsbook Grade 10, Paperback by Great Source (COR), Like New U...1 copy · $88

MATH IN FOCUS: THE SINGAPORE APPROACH, EXTRA PRACTICE, By Great Source EXCELLENT1 copy · $50

Reader's Handbook Overhead Transparencies1 copy · $49

Market context

9 copies of Great Source's works have left the market recently; the median last-listed price was $50 (last listed prices at time of sale or removal, not confirmed sale prices).

Listings aggregated from rare-book dealers, auction houses and marketplaces worldwide; refreshed continually. Prices are seller asking prices unless marked as auction results.