TheLaTeXLabISBN to BibTeX that checks 3 sources before giving up.
OpenLibrary alone misses a lot of non-English and self-pub books. This tries OpenLibrary API → OpenLibrary search → Google Books, only fails if all three miss.
ISBN to BibTeX that checks 3 sources before giving up.
OpenLibrary alone misses a lot of non-English and self-pub books. This tries OpenLibrary API → OpenLibrary search → Google Books, only fails if all three miss.