Gines Parra Ruiz Books

Fiscalidad de las infraestructuras hidraulicas

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Los regimenes especiales del Impuesto sobre Sociedades y del IVA

By Jaime Lopez Melendo Lannes, Ignacio Perez Royo, Salvador Ramirez Gomez, Javier Gutierrez Egea, Maria Jose Trigueros Martin, Jorge Marquez Morales, Ana Luque Cortella, Gines Parra Ruiz, Juan Martin Ruiz, Juan Antonio Moreno Quiros, Rocio Lasarte Lopez, Rocio Martin Polanco, Jaime Ventura Escacena, Ana Maria Risi Quinones, Eduardo Espinosa Valtuena, Ignacio Gordillo Fernandez Villavicencio, Pilar Cubiles Sanchez Pobre, Ana Ma Fernandez Gomez Del Castillo, Celia Garcia Garcia, Rafael Sanz Gomez, Antonio Cubero Truyo, Manuel Guerra Reguera, Maria Del Mar Jimenez Navas, Nicolas Diaz Ravn, Luis A. Malvarez Pascual, Francisco M. Carrasco Gonzalez

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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.