Leon Uris Books

An Irish immigrant in New Zealand fills his son, Rory, with patriotic tales. When Rory grows up, World War I is on. He joins the New Zealand corps of the British army, survives Gallipoli, becomes a...

A God in Ruins

By Leon Uris

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Spanning the decades from World War II to the 2008 presidential campaign, A God in Ruins is the story of Quinn Patrick O'Connell, an honest, principled, and courageous man on the brink of becoming...

O'Hara's Choice

By Leon Uris

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The son of a legendary Civil War marine, Zachary O'Hara struggles to keep the marines a viable part of the nation's military and falls in love with heiress Amanda Kerr, a relationship that is threa...

O'Hara's Choice

By Leon Uris

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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.

Leon Uris Books

QB VII.

Topaz

A God in Ruins

O Hara's Choice

O'Hara's Choice

O'Hara's Choice

Redemption

A God in Ruins

O'Hara's Choice

O'Hara's Choice

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?