Ivan G. Goldman Books

Exit Blue

By Ivan G. Goldman

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Where the money is

By Ivan G. Goldman

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The barfighter

By Ivan G. Goldman

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From Publishers Weekly Goldman (Where the Money Is) brings to life the sleazy underbelly of professional boxing in the 1980s, where double crosses, thievery and cheating were commonplace. After ins...

Isaac

By Ivan G. Goldman

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The debtor class

By Ivan G. Goldman

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"Fresh from prison, young Bento stumbles into a job at a quirky collection agency, joining an unconventional crew that works out of a former warehouse where bats and pigeons roost in the rafters. C...

Sick Justice

By Ivan G. Goldman

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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.