Stephanie L. Tourles Books

Best-selling author and herbalist Stephanie L. Tourles offers reliable guidance on using essential oils effectively and safely. This friendly, accessible introduction to the 25 most versatile oils...

Pure skin care

By Stephanie L. Tourles

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"In Pure Skin Care ... author and long-time formulator of natural products Stephanie L. Tourles shares her 78 all-time favorite recipes for facial cleansers and scrubs, masks, moisturizers, and ste...

Natural

By Stephanie L. Tourles

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"Radiantly healthy skin, hair, feet, hands, eyes, and nails. Commercial beauty products make this promise every day and live up to it with varying degrees of success. Stephanie Tourles offers a bet...

Hierbas Para Su Cuerpo

By Stephanie L. Tourles

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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.