Jennifer Hillier Books

Things We Do in the Dark

By Jennifer Hillier

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Jar of Hearts

By Jennifer Hillier, January Lavoy

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Little Secrets

By Jennifer Hillier

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Jar of Hearts

By Jennifer Hillier

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"This is story of three best friends: one who was murdered, one who went to prison, and one who's been searching for the truth all these years . . . When she was sixteen years old, Angela Wong--one...

Jar of Hearts

By Jennifer Hillier

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Little Secrets

By Jennifer Hillier

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Little Secrets

By Kirsten Potter, Jennifer Hillier

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Jar of Hearts

By Jennifer Hillier

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Creep

By Jennifer Hillier

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Dr. Sheila Tao is a professor of psychology. An expert in human behavior. And when she began an affair with sexy, charming graduate student Ethan Wolfe, she knew she was playing with fire. Consu...

Creep

By Jennifer Hillier

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Dr. Sheila Tao is a professor of psychology. An expert in human behavior. And when she began an affair with sexy, charming graduate student Ethan Wolfe, she knew she was playing with fire. Consu...

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.