Barry Wilner Books

Superstars of women's golf

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Discusses the history of women in professional golf and profiles such players as Babe Didrikson Zaharias, Nancy Lopez, Besty King, Pat Bradley, and Patty Sheehan.

Mark Messier

By Barry Wilner

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An inside account of the life of the New York Rangers hockey star.

Figure Skating Composite Guides

By Barry Wilner

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Figure Skating The Composite Guide

By Barry Wilner

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Soccer

By Barry Wilner

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Describes the equipment, rules, strategies, skills, techniques, and scoring used in the game of soccer.

Swimming

By Barry Wilner

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An introduction to competitive swimming, covering safety concerns, various strokes, racing techniques, and more.

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.