Jay Cardiello Books

Cardio core 4 x 4

By Jay Cardiello

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Strength Training

By Elizabeth Castoria, Jay Cardiello

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Strength Training

By Elizabeth Castoria

Average: 0.00, 0 Ratings

Cardio Core 4x4

By Jay Cardiello

Average: 0.00, 0 Ratings

Change your life without changing your lifestyle with this revolutionary workout that provides the benefits of cardio and strength training in one anytime, anyplace 20-minute program.We all want to...

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.