Xiaojun Yan Books

GCMS zai hai yang sheng wu sheng hua fen xi yan jiu zhong de ying yong

By Xiaojun Yan

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Jiao yu ke yan fang fa an li yu cao zuo

By Xiaojun Yan

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Ben shu nei rong fen wei si ge bu fen. Di yi bu fen e yao jie shao jin xing yi xiang jiao yu yan jiu de ji chu zhi shi, Bao kuo jiao yu ke yan fang fa de gai shu, Liang zhong ji ben de yan jiu fan...

Zhejiang hai zao chan ye fa zhan yu yan jiu zong lan

By Xiaojun Yan

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Chu tu wen xian yu gu dai si fa jian yan shi yan jiu

By Xiaojun Yan

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Da Qing xian xing xing lu jiang yi

By Tongjun Ji, Xiaojun Yan

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Da qing lu jiang yi

By Tongjun Ji, Xiaojun Yan

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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.