Roland Ennos Books

Plant Life

By Roland Ennos, Liz Sheffield

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USMLE Step 1 Lecture Notes 2021

By Kaplan Medical

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USMLE Step 1 Lecture Notes 2021

By Kaplan Medical

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Roland Ennos allows readers to better understand trees and their structure by answering questions that include: How did trees evolve? How do they stand up? Why are there so many different types? Ho...

Science of Spin

By Roland Ennos

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Science of Spin

By Roland Ennos

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Science of Spin

By Roland Ennos

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Age of Wood

By Roland Ennos

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Age of Wood

By Roland Ennos

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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.