Specific Rules #4 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Joint publication

Two or more organizations may co-publish a book.

Use the first organization appearing as publisher on the title page or the verso (back) of the title page.

Place the name of the other organization(s) as a note at the end of the citation, if desired.

Co-published by the Canadian Medical Association.

Do not give more than one name as publisher.

Según:

Citing Medicine: The NLM Style Guide for Authors, Editors, and Publishers [Internet]. 2nd edition. Chapter 2: Books

Related:

General Rules for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style

Specific Rules #1 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Abbreviated words in publisher names

Specific Rules #2 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Non-English names for publishers

Specific Rules #3 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Government agencies and other national and international bodies as publisher

Specific Rules #4 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Joint publication

Specific Rules #5 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: Multiple publishers

Specific Rules #6 for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style: No publisher can be found

Examples for Publisher (required) for the Volume for Individual Volumes With a Separate Title and Separate Authors/Editors Vancouver Style