Marcia Quackenbush Books

Risk and Recovery AIDS HIV And Alcohol

By Joanna Rinaldi, J. D. Benson, Marcia Quackenbush

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Periodo

By JoAnn Loulan, Bonnie Lopez, Marcia Quackenbush

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Discusses menstruation and other related mental and physical changes girls experience and gives suggestions for coping with these changes. Also explains what happens during a pelvic exam.

Teaching AIDS

By Marcia Quackenbush, Pamela Sargent

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Does AIDS Hurt

By Sylvia Villarreal, Marcia Quackenbush

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The AIDS Challenge

By Marcia Quakenbush

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Teaching AIDS

By Marcia Quackenbush, Pamela Sargent

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Handle with care

By Sylvia Villarreal, Sylvia Fernandez Villarreal

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Does AIDS hurt?

By Marcia Quackenbush

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The HIV Challenge

By Kay Clark, Marcia Quackenbush

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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.