Jean Pierre Unger Books

"International health and aid policies of the past two decades have had a major impact on the delivery of care in low- and middle-income countries. This book argues that these policies have often f...

Redes Integradas de Servicios de Salud en Colombia y Brasil

By Jean Pierre Unger, Maria Rejane Ferreira Da Silva, Ingrid Vargas Lorenzo, Amparo Susana Mogollon Perez, Maria Luisa Vazquez Navarrete

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International Health and Aid Policies

By Jean Pierre Unger, Kasturi Sen

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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.