Helen Marshall Books

Not Having Children

By Helen Marshall

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Deviance and Social Control: Who rules?

By Kathy Douglas, Desmond McDonnell, Helen Marshall

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Westminster Abbey V2

By Helen Marshall Pratt

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The Migration

By Helen Marshall

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Finalist for the Sunburst Award for Excellence in Canadian Literature of the Fantastic"A dark fable that somehow feels both timeless and urgently topical. The Migration is heart-wringing and powerf...

Skeleton Leaves

By Helen Marshall

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The Sex Lives of Monsters

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Wheel of mystery quilts

By Helen Marshall

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Gifts for the one who comes after

By Helen Marshall

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Postcards From Impossible Worlds

By Sandra Kasturi, Robert Shearman, Jordan Shively, Peter Chiykowski, James Mark Miller, Helen Marshall, Shawn Coss, Sonya Ballantyne

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War on Christmas

By James Edward O Brien, Karl Schroeder, Sandra Kasturi, Andrija Popovic, Kari Maaren, Neil Gaiman, E.E. King, Alex Colvin, Alethia Kontis, Chris Hayes, Chris Sumberg, Matt Moore, Bracken MacLeod, Jack M. Haringa, Noah Wareness, Gord Zajac, John C. Foster, Paul Michael Anderson, David Demchuk, Don Bassingthwaite, Kate Heartfield, Peter Darbyshire, David Nickle, Thomas Vaughn, Thomas Pluck, Joanna Parypinski, Robert Dawson, Dana Cameron, Helen Marshall, Kathryn Hore, Cat Rambo, Ed Kurtz, Craig Wolf

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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.