Douglas Ann Books

The feminization of American culture

By Douglas Ann

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Choosing childcare for dummies

By Douglas Ann

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Parenting through the storm

By Douglas Ann

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"Raising a child or teenager with a psychological condition is a 'perfect storm' of stress, sadness, and uncertainty. How can you find the best treatments and help your child overcome emotional, b...

Parenting through the storm

By Douglas Ann

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"Raising a child or teenager with a psychological condition is a 'perfect storm' of stress, sadness, and uncertainty. How can you find the best treatments and help your child overcome emotional, b...

Baby science

By Douglas Ann, Ann Douglas

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"Follow the development of young children from infancy to first steps. Bright photos and lighthearted text enhance this informative introduction to babies" Cf. Our choice, 1999-2000.

The mother of all parenting books

By Douglas Ann

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YOUR CHILD'S GROWING UP! From preschool to the preteens, raising your boy or girl is an exhilarating, challenging time. The Mother of All Parenting Books is a comforting instruction manual for the...

The feminization of American culture

By Douglas Ann

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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.