Brent Manley Books

The official encyclopedia of bridge

By Brent Manley

Average: 0.00, 0 Ratings

Covers players, history, rules, and bidding conventions.

Precision Today

By David Berkowitz, Brent Manley

Average: 0.00, 0 Ratings

Precision Today

By David Berkowitz, Kathie Wei Sender, Brent Manley

Average: 0.00, 0 Ratings

"What do Martina Navratilova, Bill Gates, and James Bond have in common? They're all bridge fanatics! This entertaining card came is popular once more--both at home, online, and in schools. Whether...

Smart Guide to Bridge

By Brent Manley

Average: 0.00, 0 Ratings

Tao of Bridge

By Brent Manley

Average: 0.00, 0 Ratings

Everything Bridge Book

By Brent Manley

Average: 0.00, 0 Ratings

Everything Triathlon Training Book

By Lucia Colbert, Brent Manley

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.