Peter D' Adamo Books

The Eat Right 4 (For) Your Type portable and personal diet book that will help people with blood type O stay healthy and achieve their ideal weight.Different blood types mean different body chemist...

Blood Type AB Food, Beverage and Supplement Lists

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The Eat Right 4 (For) Your Type portable and personal diet book that will help people with blood type AB stay healthy and achieve their ideal weight.Different blood types mean different body chemis...

Blood Type B Food, Beverage and Supplement Lists

By Peter D Adamo

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The Eat Right 4 (For) Your Type portable and personal diet book that will help people with blood type B stay healthy and achieve their ideal weight.Different blood types mean different body chemist...

Diabetes: Fight It with the Blood Type Diet

By Peter J. D Adamo, Catherine Whitney

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Featuring brand-new targeted food and supplement lists specific to diabetes that readers won't find anywhere else.America's fastest-growing health problem just got dealt a major blow. Dr. Peter J....

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.