William W. Hay Books

Current Diagnosis And Treatment Ped

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This 21st editon delivers concise, up-to-date, and clinically relevant coverage of how to assess and treat common disorders in children. Known as the on-the-go guide to pediatrics, the book feature...

Current Diagnosis & Treatment Pediatrics

By William W. Hay . Myron J. Levin . Robin R. Deterding . Mark J. Abzug

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CURRENT Diagnosis and Treatment Pediatrics, Twenty-Third Edition

By Robin Deterding, Mark Abzug, Myron Levin, William Hay

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Railroad Engineering

By William W. Hay, William Walter Hay

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An Introduction to Transportation Engineering

By William W. Hay, William Walter Hay

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Neonatal Nutrition and Metabolism

By Patti J. Thureen

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Neonatal nutrition has a pivotal role in normal child development and is of even greater importance in the sick or premature neonate. This substantially revised and updated new edition includes a c...

Neonatal nutrition and metabolism

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CURRENT Pediatric Diagnosis Treatment

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Current Pediatric Diagnosis Treatment 13th ed. Issn 0093 8556

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Current pediatric diagnosis & treatment

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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.