Mia Campbell Books

The Barking Cow

By Marta Schmidt Mendez MA, Mia Campbell

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Terapia de Inversao

By Mia Campbell, Rafael Pescarolo De Carvalho

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The 10-Day Skin Brushing Detox

By Mia Campbell

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Dry skin brushing (or body brushing) is an old naturopathic health-boosting technique that you can do even when not feeling great. It simply involves brushing the body all over with a firm brush. W...

Innocent Victims

By Mia Campbell

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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.