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Continue to ChatTwo veteran authors share how to research the market for your textbook idea https://blog.taaonline.net/2015/02/two-veteran-authors-share-how-to-research-the-market-for-your-textbook-idea/
Two veteran authors share how to research the market for your textbook idea https://blog.taaonline.net/2015/02/two-veteran-authors-share-how-to-research-the-market-for-your-textbook-idea/