Jennifer Pitzi Hellwig Books

Dietary Reference Intakes: The Essential Guide to Nutrient Requirements

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"Organized by nutrient for easy use, Dietary Reference Intakes: The Essential Guide to Nutrient Requirements provides a foundation for understanding how and why the DRIs were developed, reviews the...

Dri Dietary Reference Intakes

By Jennifer J. Otten

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Dietary Reference Intakes: The Essential Guide To Nutrient Requirements

By Institute Of Medicine, Jennifer J. Otten, Food And Nutrition Board, Jennifer Pitzi Hellwig, Linda D. Meyers, Institute Of Medicine Staff

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Widely regarded as the classic reference work for the nutrition, dietetic, and allied health professions since its introduction in 1943, Recommended Dietary Allowances has been the accepted source...

Apports Nutritionnels de Reference

By Institute Of Medicine, Jennifer J. Otten, Linda D. Meyers, Jennifer Pitzi Hellwig

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Dietary Reference Intakes

By Jennifer J. Otten, Linda D. Meyers, Jennifer Pitzi Hellwig

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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.