Kevin Leman Books

Were you born for each other

By Kevin Leman

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Keeping your family together when the world is falling apart

By Kevin Leman

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Be the Dad She Needs You to Be The Indelible Imprint a Father Leaves on His Daughter s Life by Kevin Leman 2014 05 20

By Kevin Leman

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Se el papa que ella necesita que seas

By Kevin Leman

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Study after study show that fathers set up their daughters for success. Involved fathers--whether or not they live in the same house as their children--boost their daughter's academic achievement,...

Living in a Stepfamily Without Getting Stepped On

By Kevin Leman

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Tengan un Nuevo Hijo Para el Viernes

By Kevin Leman

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Ten un nuevo tu para el viernes

By Kevin Leman

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How many times have we tried to change our own habits, only to find that changing ourselves is even harder than trying to change someone else? Now, what the bestselling Have a New Kid by Friday has...

The Pleasers

By Dr. Kevin Leman, Kevin Leman

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Measuring up

By Dr. Kevin Leman, Kevin Leman

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The Real You

By Dr. Kevin Leman, Kevin Leman

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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.