Jianlong Guo Books

Shi zai ren wei

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Ben shu tong guo hui gu lu di er shi nian zou guo de fa zhan li cheng, Shi tu jie shi lu di zen yang yi ling ren jing ya de su du fa zhan zhuang da, Jin ru shi jie 500 qiang.

Zhong yang di guo de zhe xue mi ma

By Jianlong Guo

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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.