Sergio Delgado Books

Pola Negri

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"Pola Negri was one of the great stars of the silent film era. Today her name is tarnished by myths and scandals. This book debunks the myths and gossip, presenting a candid portrait of one of the...

Al Fin

By Sergio Delgado

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El alejamiento

By Sergio Delgado

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La laguna

By Sergio Delgado

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Pola Negri

By Sergio Delgado

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Chapman Field Bird Sightings

By Esther Rosado, Raul Concepcion, Sergio Delgado, Sergio Riveron, Mary Yong Cong

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Juan Jose Saer

By Julio Premat, Graciela Villanueva, Silvana Mandolessi, Ana Gallego Cuinas, Dardo Scavino, Penelope Laurent, Christian Claesson, Beatriz Sarlo, Ilse Logie, Magdalena Perkowska, Nora Catelli, Rafael Arce, Sergio Delgado, Franccois Degrande

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Estela En El Monte Estela in the Mountain Ficciones Fiction

By Sergio Delgado

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Parque del sur

By Sergio Delgado

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El corazon de la manzana

By Sergio Delgado

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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.