Tad Szulc Books

The energy crisis

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Discusses the energy crisis, whether or not it could have been predicted and prevented, President Carter's energy program, and the Alaskan pipeline.

Innocents at Home: America in the 1970s

By Tad Szulc

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To Kill The Pope: An Ecclesiastical Thriller

By Tad Szulc

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"In May 1981, in the middle of the slow tour among pilgrims on St. Peter's Square, Gregory XVII, the beloved but often controversial French pope, is shot at close range. The would-be assassin is qu...

Joa o Paulo II

By Tad Szulc

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Fidel Castro

By Tad Szulc

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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.

Tad Szulc Books

Pope John Paul II

Pope John Paul II

To Kill the Pope

To Kill the Pope

Diplomatic immunity

The energy crisis

Innocents at Home: America in the 1970s

To Kill The Pope: An Ecclesiastical Thriller

Joa o Paulo II

Fidel Castro

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?