Gangjian Du Books

Fa xia de ren quan yu guo quan

By Bagen Bai, Gangjian Du

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本书共分五部分, 包括: 宪法下的人权与国权、人权与国权的法理、从刑法视角看人权与国权、转型期社会的人权与国权、铃木敬夫先生的人和思想等.

Zhong guo jin bai nian ren quan si xiang

By Gangjian Du

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Zhongguo lu shi de dang dai ming yun

By Gangjian Du, Xuan Li

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Zhongguo jin bai nian ren quan si xiang

By Gangjian Du

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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.