General Rules for Volume and Number of Volume (required) for Individual Volumes With a Separate Title but Without Separate Authors/Editors Vancouver Style

Place volume and number information after the title of the book and any Content Type, Type of Medium, Edition statement, or Secondary Author.

Enter "Vol." and a space.

Follow the abbreviation for volume with the number of the volume.

Use arabic numbers only. For example: convert VI or Six to 6.

End volume information with a comma and a space.

Según:

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

Related:

General Rules for Volume and Number of Volume (required) for Individual Volumes With a Separate Title but Without Separate Authors/Editors

Specific Rules #1 for Volume and Number of Volume (required) for Individual Volumes With a Separate Title but Without Separate Authors/Editors: Non-English names for volumes

Specific Rules #2 for Volume and Number of Volume (required) for Individual Volumes With a Separate Title but Without Separate Authors/Editors: Numbers labeled other than volume

Examples for Volume and Number of Volume (required) for Individual Volumes With a Separate Title but Without Separate Authors/Editors