Lev Grossman Books

Lev Grossman es autor de El códice secreto, la trilogía Los magos, y La flecha plateada, su debut en la literatura juvenil, un éxito de ventas de The New York Times y aclamada como una de las mejor...

El Codice Secreto

By Lev Grossman

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El bosque magico

By Lev Grossman

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Los magos

By Lev Grossman

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El bosque magico

By Lev Grossman

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Quentin and his friends are now the kings and queens of Fillory, but the days and nights of royal luxury are starting to pall. After a morning hunt takes a sinister turn, Quentin and his old friend...

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.