Jonathan Fenby Books

"From the 17th century BC--when the Shang rulers of the eastern valley of the Yellow River assumed power in the cradle of Chinese civilization--until 1911, when imperial China collapsed in revoluti...

Chiang Kai Shek

By Jonathan Fenby

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"Chiang Kai-shek was one of the most influential world figures of the twentieth century. The leader of the Kuomintang, the nationalist movement in China, by 1928 he had established himself as head...

Chiang Kai Shek

By Jonathan Fenby

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The sinking of the Lancastria

By Jonathan Fenby

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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.