Sandra S. Kahn Books

The Kahn report on sexual preferences

By Sandra S. Kahn

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Leaving Him Behind

By Sandra S. Kahn

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Based on over 200 interviews and 13 years of counseling experience, psychologist Sandra Kahn has written the first guide to offer help to women whose unresolved issues keep them emotionally bound t...

Ex Wife Syndrome

By Sandra S. Kahn

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The ex-wife syndrome

By Sandra S. Kahn

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The Kahn report on sexual preference

By Sandra S. Kahn

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The Ex Wife Syndrome

By Sandra S. Kahn

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Kahn Report on Sexual Preferences

By Jean Davis, Sandra Kahn

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Sexual Preference

By Jean Davis, Sandra S. Kahn

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Kahn Report on Sexual Preferences

By Jean Davis, Sandra S. Kahn

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Ex Wife Syndrome

By Sandra S. Kahn

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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.