Ritchey Halphen Books

Mini Mickey

Average: 0.00, 0 Ratings

Mini-Mickey: The Pocket-Sized Unofficial Guide to Walt Disney World is the condensed version of the Unofficial team's comprehensive Unofficial Guide to Walt Disney World. Though its format is sligh...

The unofficial guide to Disney Cruise Line 2018

By Len Testa

Average: 0.00, 0 Ratings

"Honest assessments of how Disney Cruise Line stacks up against the competition ; Advice for first-time cruisers; money-saving strategies, packing tips and other pre-trip preparation, preferred shi...

Mini Mickey

By Denise Hodgson Mockel, Lars M. Blohdorn, Bob Sehlinger, Ritchey Halphen, Menasha Ridge Press Staff

Average: 0.00, 0 Ratings

Mini Mickey The Pocketsized Unofficial Guide To Walt Disney World

Average: 0.00, 0 Ratings

The unofficial guide to Disney Cruise Line 2015

By Len Testa

Average: 0.00, 0 Ratings

Describes the amenities and destinations of a Disney Cruise Line vacation.

Unofficial Guide to the Disney Cruise Line 2016

By Len Testa, Erin Foster, Laurel Stewart

Average: 0.00, 0 Ratings

Unofficial Guide to Disney Cruise Line 2017

By Len Testa, Erin Foster, Laurel Stewart

Average: 0.00, 0 Ratings

Unofficial Guide to the Disney Cruise Line 2019

By Len Testa, Erin Foster, Ritchey Halphen, Laurel Stewart

Average: 0.00, 0 Ratings

Unofficial Guide to the Disney Cruise Line 2020

By Len Testa, Erin Foster, Ritchey Halphen

Average: 0.00, 0 Ratings

Unofficial Guide to the Disney Cruise Line 2022

By Len Testa, Erin Foster, Ritchey Halphen

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.