Alfred L. Castle Books

Diplomatic realism

Average: 0.00, 0 Ratings

This book describes Castle's intellectual preparation for foreign service and his life-long commitment to diplomatic realism in the making of foreign policy. Castle's application of diplomatic real...

A century of philanthropy

By Alfred L. Castle

Average: 0.00, 0 Ratings

A Century Of Philanthropy

By Alfred L. Castle

Average: 0.00, 0 Ratings

"Since virtually all aspects of Hawai'i's cultural, educational, and social life have been affected by the foundation's century of grantmaking activity, the contents of A Century of Philanthropy wi...

Collected Letters of Henry Northrup Castle

By Helen Castle Mead, George Herbert Mead, Henry Northrup Castle, Alfred L. Castle, Marvin Krislov

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.