Holger Rathgeber Books

Our Iceberg Is Melting

By John P. Kotter, Holger Rathgeber, John Kotter, Spenser Johnson

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In this business management fable, one penguin notices something problem that could become a big problem for the whole colony, but the other penguins don't want to listen, so he must convince and e...

Our Iceberg is Melting: Change and Succeed Under Adverse Conditions

By John Kotter

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Our Iceberg is Melting: Changing and Succeeding Under Any Conditions

By Holger Rathgeber

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Our Iceberg is Melting: Changing and Succeeding Under Any Conditions

By JHON KOTTER

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Our Iceberg Is Melting

By Holger Rathgeber, John Kotter

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The revised and updated tenth anniversary edition of the classic, beloved business fable that has changed millions of lives in organizations around the world. Our Iceberg Is Melting is a simple sto...

Our Iceberg Is Melting

By Holger Rathgeber, John Kotter

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Our Iceberg is Melting

By Aa

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Our Iceberg Is Melting

By John Kotter

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Das Pinguin Prinzip

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Das Pinguin Prinzip

By Holger Rathgeber, John Kotter

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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.