Wenguang Sun Books

Yi ye zhan shi zhen wen quan ji lu

By Wenguang Sun

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Beishan lou ji Anhui gu ji cong shu

By Baochu Wu

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Zheng neng liang

By Yuanlai Yu, Wenguang Sun

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Ben shu cong xin yang, Ze ren, Shou ji, Chun jie, Xin tai, Xue xi, Chuang xin, Dao de, Xing dong, Gai ge zhei shi ge fang mian, Dui dang yuan gan bu ying ju bei de zheng neng liang zuo le quan mian...

Ming Qing ci san bia shou

By Wenguang Sun, Guozhong Peng, Rongping Liu

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Gong Zizhen

By Wenguang Sun

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Hu huan zi you

By Changyu Li, Wenguang Sun

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Chi su feng yi

By Wenguang Sun

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Gong Zizhen yan jiu lun wen ji

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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.