Sandra Perez Books

Analysis, Removal, Effects And Risk Of Pharmaceuticals In The Water Cycle: Occurrence And Transformation In The Environment (Volume 62) (Comprehensive Analytical Chemistry, Volume 62)

By Damià Barceló, Sandra Perez, Cecil L. Wilson, Mira Petrovic

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Pharmaceutically active substances are a class of new, so-called "emerging" contaminants that have raised great concern in recent years. Human and veterinary drugs are constantly being introduced i...

Instrumento Musical Libro de Colorear

By Sandra Perez

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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.