Honghai Zhan Books

Zhi shi chan quan mao yi

By Honghai Zhan

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本书力图进行一种尝试,从法学与经济学结合的综合角度,介绍知识产权贸易的种类和一般过程,全书共分为十二章,主要内容包括技术贸易,版权贸易,特许经营及知识产权商品的平行进口等,重点是知识产权贸易领域中的新发展.

Research on Special Operation Safety Technology and Construction of Quality Management System

By Lili Ge, Zhenhua Gao, Honghai Zhan, Wu Zhao

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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.