Barbara Sofer Books

Deborah Stern, an American-born biologist working in a Jerusalem hospital, is nearly caught up in a terrorist attack that kills four women. Terrified, she signs up for a self-defense course, unawar...

Shalom, haver

By Barbara Sofer

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A photo essay in memory of Yitzhak Rabin, the Israeli prime minister who was assassinated in 1995.

The holiday adventures of Achbar

By Barbara Sofer

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Achbar the mouse helps Detective Schuster solve "The Rosh Hashanah Riddle," "The Pesach Puzzle," and other mysteries involving Jewish holidays.

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.