Safari在线图书也许是最流行，最完善的站点。

Safari Books Online is perhaps the most popular and complete site.

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另一方法是链接到一个在线图书经销商或者出版商的页面。

Another approach would have been to link to an online book reseller or the publisher's page.

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显然，在这种情况下，与在线图书销售有关的任何表都是优先的。

Obviously in this situation, any tables that deal with the online book sales are priority.

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