Rosemary Karr Books

The new edition of BEGINNING ALGEBRA is an exciting and innovative revision that takes an already successful text and makes it more compelling for today's instructor and student. The new edition ha...

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Bundle: Intermediate Algebra, 9th Enhanced WebAssign Homework Printed Access Card for One Term Math and Science

By R. David Gustafson, Marilyn Massey, Rosemary Karr

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Get the grade you want in algebra with INTERMEDIATE ALGEBRA by Gustafson, Karr, and Massey! Written with you in mind, the authors guide you through formerly difficult concepts with their clearly wr...

Bundle: Beginning and Intermediate Algebra: An Integrated Approach, 6th Enhanced WebAssign Homework with eBook Access Card for One Term Math and Science

By R. David Gustafson, Marilyn Massey, Rosemary Karr

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Get the grade you want in algebra with BEGINNING & INTERMEDIATE ALGEBRA by Gustafson, Karr, and Massey! Written with you in mind, the authors guide you through formerly difficult concepts with thei...

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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.