Yang Ke Books

Two Halves of the World Apple
Two Halves of the World Apple

By Yang Ke

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Ke Yang ban hua ji
Ke Yang ban hua ji

By Yang Ke

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Yang Ke shi ge ji.
Yang Ke shi ge ji.

By Ke Yang

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Luo cheng gu shi
Luo cheng gu shi

By Yang Ke

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Xiang lang tong zhi xue xi
Xiang lang tong zhi xue xi

By Wang Jun, Yang Ke

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Ben shu nei rong bao kuo:wu ke pi di de nai li, Xiong can shi sheng cun de xu yao, Tian cai de ling dao feng fan, Dong jing jie he de sheng cun zhi dao, Ji qing cheng jiu meng xiang, Zhi hui rang l...

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Las dos mitades de la manzana del mundo
Mine Safety and Efficient Exploitation Facing Challenges of the 21St Century

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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.

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