Robert Repino Books

D'Arc

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With the fragile interspecies peace that followed the War With No Name under assault from land and sea, Sheba and Mort(e) have no choice but to take up their arms and enter once again into the conf...

Culdesac

By Robert Repino

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The war with no name rages on, setting the world on fire. Humanity faces extinction at the hands of the Colony, a race of intelligent ants seeking to overthrow the humans and establish a new order....

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.