Charles Graeber Books

The good nurse

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After his December 2003 arrest, registered nurse Charlie Cullen was quickly dubbed "The Angel of Death" by the media. But Cullen was no mercy killer, nor was he a simple monster. He was a favorite...

The good nurse

By Charles Graeber

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After his December 2003 arrest, registered nurse Charlie Cullen was quickly dubbed "The Angel of Death" by the media. But Cullen was no mercy killer, nor was he a simple monster. He was a favorite...

The breakthrough

By Charles Graeber

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Draws on the experiences of patients, physicians, and researchers to explain the revolutionary development of immunotherapy as a treatment for cancer and how that information is being harnessed to...

The Good Nurse

By Charles Graeber

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The Breakthrough

By Charles Graeber

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The Good Nurse

By Charles Graeber, Will Collyer

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Good Nurse

By Charles Graeber

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The Breakthrough

By Charles Graeber

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Iyi Hemsire

By Charles Graeber

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La inmunoterapia y la carrera para curar el cancer

By Charles Graeber, Manuel Manzano Gomez

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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.