Helena Frith Powell Books

The Viva Mayr Diet: 14 days to a flatter stomach and a younger you

By Helena Frith Powell, Harald Stossier

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The Viva Mayr Diet: 14 Days To A Flatter Stomach And A Younger You

By Harald Stossier

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A glass of wine at dinner and a flatter stomach in 14 days? Yes girls, it can be done! The Viva Mayr Diet is the savvy diet for people in the real world who want to get a bikini body and revamp the...

All You Need to Be Impossibly French

By Helena Frith Powell

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The allure of the Frenchwoman—sexy, sophisticated, flirtatious, and glamorous—is legendary. More than an eye for fashion or a taste for elegance, the French je ne sais quoi embodies the essential i...

Smart women don t get wrinkles

By Helena Frith Powell

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More France Please We re British

By Helena Frith Powell

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Two Lipsticks and a Lover

By Helena Frith Powell

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More France Please

By Helena Frith Powell

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More More France Please

By Helena Frith Powell

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Love in a warm climate

By Helena Frith Powell

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What do you do if you find a bra in your husband's luggage that isn't yours - or even his? This is the dilemma facing mother-of-three Sophie Reed shortly after she moves to France with her family t...

Be Incredibly Sexy

By Helena Frith Powell

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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.