Back to Resources
Formatting Guides 7 min read July 11, 2026

Book Indexing: Categorizing Topics for Nonfiction Library Registries

Typesetting a nonfiction book? Learn how to categorize subjects and index keywords for library catalogs.

E

Eleanor Vance

Head of Digital Production

"A professional index helps libraries categorize your nonfiction book. Selecting subjects and indexing keywords makes your book easier to search."

Core Key Takeaways

  • Selecting Keywords for Library Indexes
  • Formatting Subentries and References
  • Mapping Subject Headings to Catalog Systems

1. Selecting Keywords for Library Indexes

Compile a list of core terms, names, and concepts in your book, grouping related items under main headings.

  • Compile detailed lists of core terms and names.
  • Group related items under main subject headings.
  • Verify page numbers after formatting edits.

2. Formatting Subentries and References

Use nested indents to organize subentries, keeping column layouts neat and readable for library patrons.

Senior Publishing Consultation

Transform Your Manuscript into a Retail-Ready Print & eBook Layout

Avoid margin rejections and broken reflows. Our senior book designers craft custom InDesign spreads, decorative chapter headings, and validated responsive EPUBs.

3. Mapping Subject Headings to Catalog Systems

Align index terms with standard library classifications to ensure your book displays in retail search results.

The Takeaway

Clear indexing improves book usability. The formatting team at Golden Ivory Publishing typesets detailed, catalog-ready interior layouts.

Professional Book Formatting & Typesetting

Transform Your Manuscript into a Retail-Ready Print & eBook Layout

Avoid margin rejections and broken reflows. Our senior book designers craft custom InDesign spreads, decorative chapter headings, and validated responsive EPUBs.