Mark Ulriksen Books

The biggest parade

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Harvey is so excited when the mayor appoints him Parade Chairman for a big celebration that he forgets something very important but, fortunately, his dog, Fred, remembers.

Dog show

By Elizabeth Winthrop

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When Harvey enters his dog, Fred, in the annual dog show Fred is none too pleased, but when the show is over, Fred does not want to leave.

Now What

By Nancy E. O Malley, Art Cullen, Mary C. Curtis, Al Sharpton, Hussein Ibish, Mark Ulriksen, Susan Bro, Anthony Scaramucci, Denver Riggleman, Michael Powell, Joan Walsh, Howard Bryant, Angela Wright Shannon, J L Cauvin, Jacob Heilbrunn, Stephanie Salter, Bronwen Hruska, Steve Kettmann, Stewart O Nan, Keith Olbermann, Rosanna Arquette, Amanda Renteria, Christopher Buckley, Bruce Arena, Wesley K. Clark, Antonia Hitchens, Sandy Alderson, Ken Korach, Addie Tsai, Kuji Chahal, Stephen Mack Jones, Cynthia Tucker, Will Rayman, Sophia Lear, Dusty Baker, Doug Sovern, Marcos Breton, Terry McAuliffe

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Dogs rule nonchalantly

By Mark Ulriksen

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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.