Leah Feldon Books

Dr. Robert Greene's Perfect Balance: Look Younger, Stay Sexy, and Feel Great

By Leah Feldon, Robert A. Greene MD, Robert A. Greene

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Perfect Balance

By Leah Feldon, Robert A. Greene MD, Robert A. Greene

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DRESSING RICH

By Leah Feldon

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A GUIDE TO CLASSIC CHIC FOR WOMEN WITH MORE TASTE THAN MONEY

Help Your Baby Talk

By Robert E. Owens

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Help Your Baby Talk includes:* 15 easy-to-follow strategies for having educational "conversations" with babies* A Month-by-Month Baby Development and Activity Guide for the first two years-more tha...

Dress Like a Million

By Leah Feldon

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Womanstyle

By Leah Feldon

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Womanstyle

By Leah Feldon

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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.