Roman Polanski Books

Roman

By Roman Polanski

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Roman ?al Polanski

By Roman Polanski

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The tragedy of Macbeth

By Kenneth Tynan, Roman Polanski, Andrew Braunsberg

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A classic tragedy about the lust for power and its ultimate bloody consequences. Macbeth is a Scottish war hero whose insane ambition unleashes a cycle of violence. Prompted by the supernatural pro...

Road Goes On

By Robert Reynolds, Stanton LaVey, Robert Clary, Roman Polanski

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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.