James Heneghan Books

The case of the marmalade cat

Average: 0.00, 0 Ratings

Miss Parsnip has asked the O'Brien Detective Agency to find her missing cat, and Clarice O'Brien is eager to take the case. But it looks like the case of the marmalade cat isn't the only mystery ar...

Blue

By James Heneghan

Average: 0.00, 0 Ratings

Trail of the Chocolate Thief

By Heneghan

Average: 0.00, 0 Ratings

Wish Me Luck

By James Heneghan

Average: 0.00, 0 Ratings

Wish Me Luck

Average: 0.00, 0 Ratings

Hit Squad

By James Heneghan

Average: 0.00, 0 Ratings

Grave

By James Heneghan

Average: 0.00, 0 Ratings

Torn Away

By James Heneghan

Average: 0.00, 0 Ratings

Torn away

By James Heneghan

Average: 0.00, 0 Ratings

Forcibly deported to Canada because of his terrorist activities in Northern Ireland, thirteen-year-old Declan must choose between his revolutionary past and a new life with his Canadian relatives.

Waiting for Sarah

By James Heneghan Bruce McBay

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.