Michael Lent Books

Orbit Air Wars Behind the Mike

By Michael Lent

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Qualitatsentwicklung in Studium und Lehre

By Michael Lent, Anja Von Richthofen

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Breakfast with Sharks

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What They Didn’t Teach You in Your Screenwriting CourseScreenwriters, listen up! Breakfast with Sharks is not a book about the craft of screenwriting. This is a book about the business of managing...

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.