Good researchers don't want to waste time or take home a heavy book they won't end up using.
If you've found something in the Discovery Catalog that you may want to borrow from another campus but aren't sure if it's relevant, it's good to check the table of contents (TOC).
Sometimes the contents are listed in the record here, under "Contents" which you can see when you click on the book title in the search results.
Oftentimes, a Google search using the ISBN can get you to the specific Amazon book or publisher results. Amazon's "Look inside" feature (if the book has it) will give you a preview:
Once there, you can view the chapter and section titles. This can give you insight as to whether the book will work for you. This will give you page numbers to request, if the section you need is more than one chapter.
If you cannot find a preview on Amazon, you might try Google Books (under the "More" option):
Some books may or may not have Google previews. But here is an example of what the preview feature looks like when it does:
Google Books and Amazon previews often have page numbers if it is a print book that has been scanned in.