Penelope Leach Books

The first six months

By Penelope Leach

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Your baby & child

By Penelope Leach

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Your Growing Child

By Penelope Leach

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An A-to-Z compendium of vital information and comfort for every mother and father—from new parents bringing home their first infant to parents of adolescents soon to strike out on their own. As “in...

Babyhood

By Penelope Leach

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Your Baby and Child

By Penelope Leach

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Children First

By Penelope Leach

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The baby kit

By Penelope Leach

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Your Baby and Child Baby Blocks with Toy

By Penelope Leach

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Children first

By Penelope Leach

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Children First is the most important and urgent book on childcare we have yet had from the internationally admired author of the classic Your Baby & Child. In it Penelope Leach calls on us as indiv...

Your baby & child

By Penelope Leach

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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.