Sarah Castille Books

Nico

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Las Vegas Mafia boss Nico Toscani is used to getting what he wants, whether it is having the City of Sin under his rule or a beautiful woman in his bed. But when he meets his match in the gorgeous,...

Nico

By Sarah Castille

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Luca

By Sarah Castille

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Rocco

By Sarah Castille

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Chaos Bound

By Sarah Castille

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Rough Justice

By Sarah Castille

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Sinner s Steel

By Sarah Castille

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Against the Ropes

By Sarah Castille

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Full Contact

By Sarah Castille

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Against the ropes

By Sarah Castille

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Makayla never thought she'd set foot in an elite mixed martial arts club. But if anyone needs a medic on hand, it's these guys. Then again, at her first sight of the club's owner, she's the one fee...

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.