Brent Hartinger Books

Alternating chapters follow the lives of two high school boys, whose recent nightmares and premonitions of disaster are linked to mysterious past events.

Order of the Poison Oak, The

By Brent Hartinger

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After "coming out" at school, sixteen-year-old Russel decides to take a counselor job at a camp for burn victims to get away from the antagonism of his classmates, but finds ten-year-old boys have...

The Order of the Poison Oak

By Brent Hartinger

Average: 0.00, 0 Ratings

After "coming out" at school, sixteen-year-old Russel decides to take a counselor job at a camp for burn victims to get away from the antagonism of his classmates, but finds ten-year-old boys have...

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.