Paul Lukacs Books

The Great Wines of America: The Top Forty Vintners, Vineyards, and Vintages

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"In American Vintage, Paul Lukacs tells the story of the improbable rise of American wine. He populates his narrative with a series of quirky heroes and visionaries who changed the course of wine h...

Spotlight on Card Play

By Paul Lukacs, Robert Darvas

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Test your play as declarer

By Paul Lukacs

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Improve your dummy play

By Eric Charles Milnes

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The Great Wines of America

By Paul Lukacs

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Test your play as declarer

By Paul Lukacs

Average: 0.00, 0 Ratings

Spotlight on Card Play

By Robert Darvas

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.