John W. Flores Books

Marine Sergeant Freddy Gonzalez Vietnam War hero

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"At the age of 21, Marine Sergeant Freddy Gonzalez was killed during the Tet Offensive in Hue City, Vietnam. For his actions defending his platoon, he was posthumously awarded the Medal of Honor. L...

When the river dreams

By John W. Flores

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"Marine Sergeant Freddy Gonzalez took over as platoon sergeant before his company entered Hue City and quickly found themselves surrounded by enemy forces trying to stop the Marines from entering H...

Marine Sergeant Freddy Gonzalez Vietnam War Hero Rev. Ed

By John W. Flores

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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.