Melanie Hart Books

Embracing God s plan for marriage

By Mark Hart

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111 p. ; 22 cm

Our Not-Quite-Holy Family: A Practical Guide for Catholic Parents

By Mark Hart, Melanie Hart

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Many Catholics might recognize Mark Hart as the dynamic youth minister who has all the right answers about being and staying Catholic. Flash forward fifteen years: Mark and his wife Melanie have fo...

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.