Guadalupe Garcia McCall Books

Castle of Horror Anthology Volume One A Collection of Stories from the Minds behind the Castle of Horror Podcast

By Kevin J. Anderson, PJ Hoover, Leanna Renee Hieber, Mario Acevedo, Tom Waltz, Lara Parker, Jessica Lee Anderson, David Bowles, Jason Henderson, Guadalupe Garcia McCall

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Nerds Goths Geeks and Freaks

By Cristina Herrera, Guadalupe Garcia McCall, Trevor Boffone

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Summer of the Mariposas

By Guadalupe Garcia McCall

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All the stars denied

By Guadalupe Garcia McCall

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When resentment surges during the Great Depression in a Texas border town, Estrella, fifteen, organizes a protest against the treatment of tejanos and soon finds herself with her mother and baby br...

All the stars denied

By Guadalupe Garcia McCall

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Keeper

By Guadalupe Garcia McCall

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Keeper

By Guadalupe Garcia McCall

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Summer of the Mariposas

By Guadalupe Garcia McCall

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Nerds Goths Geeks and Freaks

By Cristina Herrera, Guadalupe Garcia McCall, Trevor Boffone

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Nerds Goths Geeks and Freaks

By Cristina Herrera, Guadalupe Garcia McCall, Trevor Boffone

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.