Here:
https://books.google.com.br/books?hl=en&lr=lang_en&id=AYX3CgAAQBAJ&…
(unfortunately, there is only the paper version).
Karen Coyle is a great librarian, who also collaborates with Internet
archive and OpenLibrary. She's also an expert in FRBR and bibliographic
models, so this book should be really of interest for all of us who are
trying to wrap their minds around books, Wikisource and Wikidata :-)
Aubrey