Thomas E. Mann Books

Vital Statistics on Congress remains the quintessential source of authoritative information on America's legislature. This important series tracks the elements that define and describe Congress in...

Vital Statistics on Congress 1987 1988 Vital Statistics on Congress

By Thomas E. Mann, Norman J. Ornstein, Michael J. Maldin

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Vital Statistics on Congress 1993 1994 Vital Statistics on Congress

By Thomas E. Mann, Norman J. Ornstein, Michael J. Malbin

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Vital Statistics on Congress 1995 1996

By Thomas E. Mann, Norman J. Ornstein, Michael J. Malbin

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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.