William R. Cox Books

Navajo Blood

By William R. Cox

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Rookie in the Backcourt

By William R. Cox

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Big League sandlotters

By William R. Cox

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Badly disappointed when an injury terminates his professional baseball career, a rookie devotes himself to coaching the neighborhood team in his home town.

Third and goal

By William R. Cox

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After finally gaining his parents' permission to join the Bombers football team, Rafael Cortez must overcome his teammates' prejudice against Chicanos.

Gunner on the court

By William R. Cox

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An architecture student playing on the college basketball team for fun clashes with the coach and teammates who take the game very seriously.

The backyard five

By William R. Cox

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A team of twelve-year-olds playing in the Valley Basketball League must resolve some serious conflicts before the championship game.

The unbeatable five

By William R. Cox

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When one of the "unbeatable five" is injured, Bud Cane takes his place on the basketball team but just can't seem to make it the same winning combination.

Game, set, and match

By William R. Cox

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A young Cuban American who wants to play tournament tennis is prepared to fight the prejudices of the players and their families.

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.