Sam Collins Books

Enforcement of judgments

By Collins Sam Barrister

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Attacking Repertoire for Black

By Sam Collins

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A survival kit for a happier marriage Also titled a marriage worth having

By Sam Collins

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"At twenty-one, Sam Collins had her world turned upside down when her mother died. Sam's life spiralled out of control until one day she was mistaken for being homeless having passed out on a train...

Karpov

By Sam Collins

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"Anatoly Karpov is considered by many to be one of the greatest chess players of all time. He was the undisputed World Champion from 1975 to 1985, and also FIDE World Champion from 1993 to 1999. He...

The French Advance 2nd

By Sam Collins

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CD The French Advance

By Sam Collins

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How to get Started in Motorsport SpeedPro Veloce Speedpro Series

By Sam Collins

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Understanding the Chess Openings

By Sam Collins

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Chess Explained

By Sam Collins

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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.