David Drennan Books

Transforming Company Culture: Getting Your Company from Where You Are Now to Where You Want to Be

By David Drennan

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12 Ladders to World Class Performance

By Steuart Pennington, David Drennan

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Shi jie ji guan li 12 bu zhou

By Feng Bo Li, De Lai Man

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Ben shu miao shu le shi jie ji yun zuo de 12 ge guan jian de bu zhou,Bing ba mei yi bu zhou fen jie cheng bu duan jin sheng de wu bu jie ti,Zuo zhe zhi dao ni ru he cong di yi ji pu tong shui ping,...

Magic of the OK Box

By David Drennan

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Magic of the OK Box

By David Drennan

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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.