Joe Castillo Books

The greatest story

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This resource provides an introduction to the entire Bible from Genesis to Revelation for those new to the Bible as well as for more seasoned Bible study participants. The 16-session overview provi...

The greatest story

By Scott Tunseth

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The greatest story

By Scott Tunseth

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The greatest story

By Scott Tunseth

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The greatest story

By Scott Tunseth

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The greatest story

By Scott Tunseth

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The greatest story

By Scott Tunseth

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Roadmap to Success

By Joe Castillo, Dr. Deepak Chopra Others, Dr. Ken Blanchard

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The Face Of Christ

By Joe Castillo

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The Face of Christ

By Joe Castillo

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.