William Guarnere Books

Brothers in Battle Best of Friends

By Robyn Post, Edward Heffron, William Guarnere

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Brothers in battle best of friends

By William Guarnere

Average: 0.00, 0 Ratings

Brothers In Battle Best of Friends

By William Wild Bill Guarnere, Robyn Post, William Guarnere, Edward Babe Heffron

Average: 0.00, 0 Ratings

Brothers in Battle, Best of Friends

By Robyn Post, Edward Heffron, William Guarnere

Average: 0.00, 0 Ratings

Tom Hanks introduces the “remarkable” (Publishers Weekly) true story of two inseparable friends and soldiers portrayed in the HBO® miniseries Band of Brothers.Look for the Band of Brothers miniseri...

Brothers in Battle Best of Friends

By Robyn Post, Edward Heffron, William Guarnere

Average: 0.00, 0 Ratings

Brothers in Battle, Best of Friends

By William Guarnere

Average: 0.00, 0 Ratings

Tom Hanks introduces the “remarkable” (Publishers Weekly) true story of two inseparable friends and soldiers portrayed in the HBO® miniseries Band of Brothers.Look for the Band of...

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.