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@edent I guess the most global, yet obviously proprietary, way to link to a book’s at least neutral-ish buying options is through Google Books: books.google.com/books?id=Unp4PwAACAAJ&sitesec=buy&source=gbs_atb.
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@edent It also links out to library searches: worldcat.org/title/weaving-the-web-the-original-design-and-ultimate-destiny-of-the-world-wide-web-by-its-inventor/oclc/232124947.