Vivien J. Armstrong Books

First aid for babies and children fast

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User-friendly step-by-step photographs tell you how to treat babies and children for more than 100 medical conditions and injuries from minor cuts and burns to meningitis and asthma attacks.

First aid for babies and children fast

By Vivien J. Armstrong

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Practical first aid

By Vivien J. Armstrong

Average: 0.00, 0 Ratings

Practical first aid

By Vivien J. Armstrong

Average: 0.00, 0 Ratings

A guide to giving emergency first aid anytime, anyplace, anywhere. It helps you to know what to do when coping with life's little (and big) emergencies. It also tells you how to treat more than 100...

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.