Jianqing Gu Books

Guo ji jie suan

By Jianxin Yuan, Jianqing Gu, Haiming Yao

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Zhongguo jia gong mao yi yan jiu

By Jianqing Gu

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Zhong Rui you yi qi pa

By Dongfeng Wu, Jianqing Gu

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本书展示了大航海时代瑞典著名远洋商船"哥德堡号"历史上三次远航中国广州,以及2006年再次访问广州的起因,经过与历程,重现这些具有重大历史意义的画面,生动描述了当时的盛大场景.本书着重体现了"哥德堡号"作为中国与瑞典的"友谊使者".

Guangzhou sheng tai cheng shi de jian she yu tan suo

By Jianqing Gu

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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.