Yuanjie Zheng Books

Shui hu zhuan

By Nai An Shi, Yuanjie Zheng

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Zheng Yuanjie sui bi

By Yuanjie Zheng

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Yao kong lao shi

By Yuanjie Zheng

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Wo shi da hui lang Luo Ke

By Yuanjie Zheng

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Ben shu bao kuo " ji yin xiang lian ", " bing you ", " lie zhi yu yi ", " yi liu gong si ", " yi xiang tian kai ", " kong long jiao shou ", " dian hua dao huo xian ", " xiao fu fu li de mi mi " den...

Zheng Yuanjie shi er sheng xiao tong hua

By Yuanjie Zheng

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Zheng Yuanjie shi er sheng xiao tong hua

By Yuanjie Zheng

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Zheng yuan jie shi er sheng xiao tong hua

By Yuanjie Zheng

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Ben shu shou lu le, , deng 11 pian guan yu niu de tong hua.

Zheng Yuanjie shi er sheng xiao tong hua

By Yuanjie Zheng

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Zheng yuan jie shi er sheng xiao tong hua

By Yuanjie Zheng

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Ben shu shou lu le, , , gong 4 pian guan yu gou de tong hua.

Zheng yuan jie shi er sheng xiao tong hua

By Yuanjie Zheng

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Ben shu shou lu le, , , , gong 5 pian guan yu yang de tong hua.

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.