Sigmund Tobias Books

Training Retraining

By Sigmund Tobias, J. D. Fletcher

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Anxiety Learning and Instruction

By Joan E. Sieber, Sigmund Tobias, Harold F. O Neil

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Strange Haven: A JEWISH CHILDHOOD IN WARTIME SHANGHAI

By Sigmund Tobias

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In the wake of Kristallnacht, November 9, 1938, Sigmund Tobias and his parents made plans to flee a Germany that was becoming increasingly dangerous for them. Like many other European Jews, they fa...

Constructivist instruction

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Strange Haven

By Sigmund Tobias

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Strange Haven

By Sigmund Tobias

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Constructivist instruction

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Constructivist instruction

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Constructivist Instruction

By Sigmund Tobias, Thomas M. Duffy

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Constructivist Instruction

By Sigmund Tobias, Thomas M. Duffy

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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.