Hillel Ruskin Books

Leisure

By International Seminar On Leisure Policies 1979 Jerusalem, International Seminar On Leisure Policies 1979 Jerusalem Israel, Hillel Ruskin

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Leisure Education Community Development and Population with Special Needs Cabi Publishing

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Leisure Education Towards the 21st Century

By Hillel Ruskin

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Fair play

By Hillel Ruskin

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"This book includes articles which define relationship between aggression and violence in sport and society; define the role of fair play in educational settings, the mass media, female abuse and t...

Leisure Education in School Systems

By Sivan Atara, Hillel Ruskin

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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.