Four Arrows Books

American Assassination: The Strange Death Of Senator Paul Wellstone

By James H. Fetzer, Donald Trent Jacobs, Four Arrows, Four Arrows (Aka Don Trent Jacobs) & James H. Fetzer

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"Ten days before his anticipated re-election, Senator Paul Wellstone was killed in the mysterious crash of his small aircraft. To this day, the public mourns the loss. Some harbor suspicions. Some...

The Shrimp Habit

By Four Arrows, Brian Ellison

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Differing worldviews in higher education

By Donald Trent Jacobs

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Differing worldviews in higher education

By Donald Trent Jacobs

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Teaching Truly: A Curriculum To Indigenize Mainstream Education

By Greg Cajete, Kathryn England-Aytes, Donald Trent Jacobs, R. Michael Fisher, Four Arrows, Don Trent Jacobs

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Teaching Truly

By Donald Trent Jacobs

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Sitting Bull s Worlds

By Don Trent Jacobs

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Sitting Bull s Words

By Don Trent Jacobs

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Red Road Chanku Luta

By Donald Trent Jacobs

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Red Road Chanku Luta

By Donald Trent Jacobs

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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.