Christine Marciniak Books

When Mike Kissed Emma

By Christine Marciniak

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Reality Ali

By Christine Marciniak

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Fourteen-year-old Ali's father keeps her privacy so secure, none of her boarding school classmates believe her mother is a star with a reality television show until Ali decides to orchestrate her o...

Reality Ali

By Christine Marciniak

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Reality Ali

By Christine Marciniak

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Lights camera Ali

By Christine Marciniak

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Fourteen-year-old Ali Caldwell is miserable about spending Thanksgiving break pretending to get along with her mother and the triplets, but when her little brother Brennan, five, disappears Ali beg...

Lights, camera, Ali!

By Christine Marciniak

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Lights, camera, Ali!

By Christine Marciniak

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Honestly Ali

By Christine Marciniak

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Ali Caldwell is on academic probation when, after studying hard and doing well on a test, she is accused of cheating, but after learning that some of her friends really are doing so she sets out to...

Honestly, Ali!

By Christine Marciniak

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Honestly, Ali!

By Christine Marciniak

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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.