Digital Publication Standards

VitalSource supports two formats ePub and PDF. We publish our standards as guides in our Bookshelf reader. Please follow these links to access free copies of these titles. 

ePub 3 Submission Guide and our PDF Submission Guide

Both titles, when added to your Bookshelf library will auto-update as we add revisions.


Below are helpful links to the external standards documentation specific to ePubs. EPUB is the distribution and interchange format standard for digital publications and documents based on Web Standards. These are published by the International Digital Publishing Forum.

ePub 3.0.1 Overview:

Current Index: 

We recommend reviewing the details associated with building a compliant ePub 3 file. The VitalSource Bookshelf product will work with all compliant files.

Additionally, here are some other helpful VitalSource-specific links:


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