William Markle Books

Understanding Global Health

By William Markle, Ray Smego, Melanie Fisher

Average: 0.00, 0 Ratings

Understanding Global Medicine and Health

By William Markle, Ray Smego, Melanie Fisher

Average: 0.00, 0 Ratings

Gone forever!

By Sandra Markle

Average: 0.00, 0 Ratings

Describes, for each letter of the alphabet, an animal which lived much more recently than dinosaurs and which is now extinct.

Gone Forever An Alphabet Of Extinct Animals

By Sandra Markle, William Markle

Average: 0.00, 0 Ratings

In search of graphics

By Sandra Markle

Average: 0.00, 0 Ratings

Explains how to write programs in LOGO and BASIC to produce graphics on your home computer and provides related riddles, brain teasers, photos, and programming hints.

In search of graphics

By Sandra Markle

Average: 0.00, 0 Ratings

Explains how to write programs in LOGO and BASIC to produce graphics on your home computer and provides related riddles, brain teasers, photos, and programming hints.

In Search of Graphics

By Sandra Markle, William Markle

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.