Andrew Demcak Books

If there s a heaven above

Average: 0.00, 0 Ratings

In the early 1980s, eighteen-year-old Matt prowls through the flickering shadows of Los Angeles' Gothic music scene, moving from one good time to the next while searching for something more.

Night Chant

By Andrew Demcak

Average: 0.00, 0 Ratings

A little bit Langston

By Andrew Demcak

Average: 0.00, 0 Ratings

Alpha Wave

By Andrew Demcak

Average: 0.00, 0 Ratings

Zero summer

By Andrew Demcak

Average: 0.00, 0 Ratings

Catching Tigers in Red Weather

By Andrew Demcak

Average: 0.00, 0 Ratings

Ghost Songs

By Andrew Demcak

Average: 0.00, 0 Ratings

Ghost Songs

By Slevinaaron, Andrew Demcak

Average: 0.00, 0 Ratings

Ghost Songs Library Edition

By Andrew Demcak

Average: 0.00, 0 Ratings

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.