Bonnie Biafore Books

Explains how to use QuickBooks to set-up and manage bookkeeping systems, track invoices, pay bills, manage payroll, generate reports, and determine job costs.

Quicken 2008

By Bonnie Biafore

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Demonstrates the personal finance program's most recent upgrade, discussing banking and bill-paying online, retirement planning, investment management, and tax preparation.

QuickBooks 2009

By Bonnie Biafore

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Quickbooks 2007 The Missing Manual.

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Microsoft Project 2007

By Bonnie Biafore

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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.