Tsuyoshi Hasegawa Books

"In a new perspective on the Russian Revolution, Tsuyoshi Hasegawa examines in detail the convulsions of the revolutionary year from March 1917 to March 1918 through the lens of violent crime, poli...

Genroku sekenbanashi fubunshu

By Tsuyoshi Hasegawa

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The End of the Pacific War

By Tsuyoshi Hasegawa

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The Cold War in East Asia 1945 1991

By Tsuyoshi Hasegawa

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Russia and Japan

By Jonathan Haslam, Tsuyoshi Hasegawa

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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.