Qihua Zhang Books

Zhongguo gong chan dang si xiang li lun fa zhan shi

By Qihua Zhang, Shujun Zhang

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Zong jie li shi kai pi wei lai

By Qihua Zhang

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Lu an fang zhi zhi

By Qihua Zhang

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本书记载了历代辑录的从元代至民国期间六安各州县修志史及编印的各种志书书目及版本情况, 该书详细记载了古代六安州各县从元代至民国期间修志的历史以及辑录的各类志书的版本书目等,内容丰富,资料翔实准确,极好地反映了六安地区各代众多志书刊行情况.

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.