Qinghua Zhang Books

Ji jiang shu le you guan jian kang de li lun, Tong shi mei jie hou dai you jian kang xiao tie shi, Cong sheng huo xi jie ru shou, Dai ni zou chu jian kang wu qu, Qing song yong you jian kang ren sh...

Zhongguo qu yu gong ye neng yuan xiao lu shi kong xiao ying

By Qinghua Zhang

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Kuang huan huo bei qi

By Qinghua Zhang

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Qian nian gu xian gai lan

By Jiucheng Song, Qinghua Zhang, Xueyi Yan

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Zhongguo xin shi qi nu xing wen xue yan jiu zi liao

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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.