The BISG licenses BISAC to institutions that want to incorporate the
terminology into their "internal systems"[1]. I'm not sure what this means
for API access. But an email to the BISG seems the minimum of due diligence.
Roy

[1] http://www.bisg.org/standards/bisac_subject/license.html

On 1/21/09 1/21/09 € 9:12 AM, "Ryan Eby" <[log in to unmask]> wrote:

> I was wondering if anyone knows of a good BISAC Subject Headings
> source for looking up a recommended BISAC based on ISBN, LCSH, etc.
> I've found some pages on oclc.org saying they were starting work on
> crosswalks and possibly including them in WorldCat but I haven't seen
> any returned in any WorldCat api calls yet. I've also read that ONIX
> records often have a BISAC code, is there a good source that might
> cover many publishers?
> 
> http://www.bisg.org/standards/bisac_subject/index.html
> 
> http://www.oclc.org/dewey/updates/numbers/
> 
> eby
> 

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