Patricia Cardner Books

Peak Poker Performance: How To Bring Your 'A' Game To Every Session

By Jonathan Little, PATRICIA, Patricia Cardner, Cardner

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The best players seem to have an enviable ability to perform at a consistently high level but, actually, there is nothing mysterious about it. You simply need to adhere to specific strategies and g...

Positive Poker: A Modern Psychological Approach To Mastering Your Mental Game

By Jonathan Little, Patricia Cardner

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Purposeful Practice for Poker

By Patricia Cardner, Gareth James

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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.