John Ritchie Books

Australian Dictionary of Biography

Average: 0.00, 0 Ratings

Lachlan Macquarie: A Biography

Average: 0.00, 0 Ratings

Lachlan Macquaire (1761-1824) married Jane Jarvis (1772-1796) in 1793. After her death, he married Elizabeth Henrietta Campbell (1788-1835) in 1807. Lachlan and Elizabeth had 2 children. He was an...

Australian Dictionary of Biography Volume 12

By John Ritchie

Average: 0.00, 0 Ratings

Australian Dictionary of Biography Index

By Hilary Kent

Average: 0.00, 0 Ratings

Australian Dictionary of Biography

By John Ritchie

Average: 0.00, 0 Ratings

Australian Dictionary of Biography Volume 14

By John Ritchie

Average: 0.00, 0 Ratings

The Wentworths Miegunyah volumes

By John Ritchie

Average: 0.00, 0 Ratings

Australian Dictionary of Biography Volume 16

By John Ritchie, Edited By Diane Langmore

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.