Andrew Flach Books

The United States Marine Corps Workout
The Official Five-Star Fitness Boot Camp Workout, Updated Edition
The Official Five-Star Fitness Boot Camp Workout, Updated Edition

By Andrew Flach

Average: 0.00, 0 Ratings

Now released with a companion 30-minute DVD, The Official five Star Fitness Boot Camp Workout, Updated Edition, captures the “no-frills” and high-energy approach of the basic military-s...

Read More
Official United States Army Ranger Workout
Official New York City Fire Department Workout
You Can Save the Earth

Related Articles from our Blog

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.

Read More