Allison Brook Books

Read and Gone: The Haunted Library Mysteries, book 2

By Allison Brook

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Read and Gone

By Allison Brook

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Agatha Award Nominee: A cache of missing gems brings Carrie Singleton’s larcenous dad back into her life—and only she can clear his nameA devoted dad is as precious as diamonds, bu...

Buried in the Stacks

By Allison Brook

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Librarian Carrie Singleton is building a haven, but one of her neighbors is misbehavin'. Can resident spirit Evelyn help Carrie catch the culprit who made her a ghost?In winter, the Haunted Library...

Death on the Shelf

By Allison Brook

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Librarian Carrie Singleton sleuths a murder at her best friend's wedding in Agatha Award nominee Allison Brook's fifth Haunted Library mystery.Clover Ridge librarian Carrie Singleton is thrilled to...

Dewey Decimated

By Allison Brook

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Librarian Carrie Singleton is back on the case, alongside library ghost Evelyn, in the sixth installment of Agatha Award nominee Allison Brook’s Haunted Library mysteries.Carrie Singleton is...

Overdue or Die

By Allison Brook

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Carrie Singleton has a wedding to plan, a killer to catch, and a conspiracy to uncover in this charming seventh novel of Agatha Award-nominee Allison Brook’s Haunted Library mysteries.Carrie...

Booked on Murder

By Allison Brook

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Librarian Carrie Singleton must catch a killer before she can say “I do” in the 8th delightful installment in Agatha Award-nominee Allison Brook’s Haunted Library mystery series.C...

Death Overdue

By Allison Brook

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Ghosts, books, and cats, oh my!—introducing a paranormal cozy mystery series about a sleuthing Connecticut librarian and her ‘spirited’ sidekick. When a retired detective drops d...

Death on Dickens Island

By Allison Brook

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A divorced sleuth in her thirties must bring peace back to her small town after a murder tears neighbors and family members apart in this series debut from Agatha Award nominee Allison Brook, perfe...

Death on Dickens Island

By Allison Brook

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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.