Mary Larkin Books

The Wasted Years

By Mary A. Larkin

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A Matter of Trust

By Mary A. Larkin

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Best laid plans

By Mary A. Larkin

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In this title, Tess is heartbroken when boyfriend Jack goes off with another girl, but she is even more distraught when her widowed mother shows a liking for Jack's father. Tess and best friend, Ag...

Painful decisions

By Mary A. Larkin

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Life in 1920s Belfast is hard for the working class people, but the McGuigans are more fortunate than most. But when eldest son Johnnie shatters the family's peaceful existence with a shocking and...

Suspicious Minds

By Mary Larkin

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Ties of love and hate

By Mary A. Larkin

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For Better or Worse

By Mary A. Larkin, Larkin.

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For Better for Worse A Pbp

By Mary Larkin

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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.