Donald E. Westlake Books

“I’m a robber,” John Dortmunder says, “not a grave robber.” Yet he soon finds himself in a Long Island cemetery with dirt up to his knees. His old friend Andy Kelp is...

The Actor

By Donald E. Westlake

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THE ACTOR: NOW A MAJOR MOTION PICTURE STARRING ANDRE HOLLAND, GEMMA CHAN, TRACEY ULLMAN and TOBY JONESDonald E. Westlake's lost masterpiece MEMORY, adapted for the screen as THE ACTOR.“An uns...

Somebody Owes Me Money

By Donald E. Westlake

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Sometimes winning feels an awful lot like losing in this “comic caper” about a New York City cabbie whose outrageous mishaps “keep us smiling along in the backseat” (Booklis...

The Cutie

By Donald E. Westlake

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SOME PEOPLE WILL DO ANYTHING FOR MONEYMavis St. Paul had been a rich man’s mistress. Now she was a corpse. And every cop in New York City was hunting for the two-bit punk accused of putting a...

Memory

By Donald E. Westlake

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THE CRIME WAS OVER IN A MINUTE – THE CONSQUENCES LASTED A LIFETIMEHospitalized after a liaison with another man’s wife ends in violence, Paul Cole has just one goal: to rebuild his...

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.