John Grandits Books

Ten Rules You Absolutely Must Not Break If You Want to Survive the School Bus

By Michael Allen Austin, John Grandits

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Technically It s Not My Fault

By John Grandits

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Blue Lipstick

By John Grandits

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Technically It s Not My Fault

By John Grandits

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Ten rules you absolutely must not break if you want to survive the school bus

By John Grandits

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Before Kyle rides a school bus for the first time, his older brother gives him a list of rules he must follow but after breaking every single one the first day, Kyle discovers the rule his brother...

Canalside Tale

By John Grandits

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Ten Rules You Absolutely Must Not Break If You Want to Survive the School Bus

By Michael Allen Austin, John Grandits

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Dog Cat

By John Grandits

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Dog Cat

By John Grandits

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Wayfarer s Passage

By John Grandits

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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.