Zhang Yao Books

Shanghai mian kong
Shanghai mian kong

By Yi Bu

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Xiao gong zhu
Xiao gong zhu

By Zhang Yao, Bo Nei Te

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Zou ma guan hua zai ri ben
Zou ma guan hua zai ri ben

By Zhang Yao

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Photoshop 6.0 ping mian she ji da zhi zuo
Zhong wen Photoshop CS an li jiao cheng
Xi ban ya qi shi de cheng bu hui
Xi ban ya qi shi de cheng bu hui

By Zhang Yao

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Ben shu jie shao liao xi ban ya zhe ge guo jia, zai zhe zuo guo jia de gao yuan shang, chong man liao li shi de cang sang, dao guang jian ying de zhan dou, shen bu ke ce de gong yan yin mou, zheng...

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Combinatorial Problems in Mathematical Competitions
China Everyday
China Everyday

By Zhang Yao

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China Everyday
China Everyday

By Zhang Yao, Elaine Lee, Bu Yi

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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.

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