Christopher Krovatin Books

Gravediggers: Terror Cove

Average: 0.00, 0 Ratings

Ian, Kendra, and PJ are on a family vacation in the tropics when they are warned about an island where a huge cruise liner sank years ago. What none of them expects is to find a zombie colony much...

Gravediggers: Entombed

By Christopher Krovatin

Average: 0.00, 0 Ratings

Ian, Kendra, and PJ face their most dangerous zombie-fighting mission of all, deep in the caves of Indonesia. The plot contains violence. Book #3 "In this final installment of the series, Ian, Ken...

The Best Ghost Stories Ever Scholastic Classics

By Christopher Krovatin

Average: 0.00, 0 Ratings

Heavy metal and you

By Christopher Krovatin

Average: 0.00, 0 Ratings

High schooler Sam begins losing himself when he falls for a preppy girl who wants him to give up getting wasted with his best friends and even his passion for heavy metal music in order to become a...

Heavy Metal And You

By Christopher Krovatin, Chris Krovatin

Average: 0.00, 0 Ratings

Best Ghost Stories Ever Scholastic Classics

By Christopher Krovatin

Average: 0.00, 0 Ratings

Venomous

By Christopher Krovatin

Average: 0.00, 0 Ratings

Since age eight, New York City high school junior Locke Vinetti has experienced bouts of overpowering anger, but now that he has friends who accept him and a true girlfriend, "the venom" threatens...

Hellraisers

By Axl Rosenberg

Average: 0.00, 0 Ratings

Frequency

By Christopher Krovatin

Average: 0.00, 0 Ratings

Fossoyeurs

By Christopher Krovatin

Average: 0.00, 0 Ratings

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.