Harold Bloom Books

Graham Greene

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A selection of criticism devoted to the fiction of Graham Greene.

Seamus Heaney

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Provides a representative selection of critical essays on the work of the Northern Irish poet.

John le Carre

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A selection of criticism-arranged in chronological order of publication, devoted to the fiction of John le Carré.

James Baldwin

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A collection of critical essays on Baldwin and his works. Also includes a chronology of events in the author's life.

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.