Oliver K. Langmead Books

Glitterati

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A Clockwork Orange and RuPaul's Drag Race meet Eternal Sunshine of the Spotless Mind in this fabulous dystopian fable about fashion, family and feckless billionaires.Simone is one of the Glitt...

Calypso

By Oliver K. Langmead

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"Ambitious and immersive...an elegantly told meditation on how we can’t leave ourselves behind."  -Esquire Magazine - The Best Sci-Fi Books of 2024A ground-breaking, mind-bending and wil...

City of All Seasons

By Aliya Whiteley, Oliver K. Langmead

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A vibrant and emotional science fantasy about cousins trapped in mirrored worlds – the resplendent and verdant summer city and the ice-carved wastes of the winter city. For fans of Every Hear...

Glitterati

By Oliver K. Langmead

Average: 0.00, 0 Ratings

A Clockwork Orange and RuPaul's Drag Race meet Eternal Sunshine of the Spotless Mind in this fabulous dystopian fable about fashion, family and feckless billionaires.Simone is one of the Glitt...

City of All Seasons

By Aliya Whiteley, Oliver K. Langmead

Average: 0.00, 0 Ratings

A vibrant and emotional science fantasy about cousins trapped in mirrored worlds – the resplendent and verdant summer city and the ice-carved wastes of the winter city. For fans of Every Hear...

Calypso

By Oliver K. Langmead

Average: 0.00, 0 Ratings

"Ambitious and immersive...an elegantly told meditation on how we can’t leave ourselves behind."  -Esquire Magazine - The Best Sci-Fi Books of 2024A ground-breaking, mind-bending and wil...

Calypso

By Oliver K. Langmead

Average: 0.00, 0 Ratings

"Ambitious and immersive...an elegantly told meditation on how we can’t leave ourselves behind."  -Esquire Magazine - The Best Sci-Fi Books of 2024A ground-breaking, mind-bending and wil...

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.