Joyce Penner Books

What to Pray When You re Expecting

By Joyce Penner

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The Married Guy s Guide to Great Sex

By Joyce Penner, Clifford Penner

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Enjoy

By Joyce Penner

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"Longing for a deeper sexual connection with your husband? You may feel obliged to please your husband in bed, but neglect your own pleasure. Noted sex therapists Joyce and Clifford Penner warn tha...

The Joys of Marriage God s Way Extraordinary Women

By Laurie S. Hall, Carrie Oliver, Deb Laaser, Barbara Roseber, Julie Clinton, Joyce Penner, Beverly LaHaye

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The Joy of Marriage God s Way Extraordinary Women

By Beverly LaHaye

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Glucklich intim. Erfullte Sexualitat mit meiner Frau.

By Joyce Penner, Clifford Penner

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Meine Liebe schenk ich Dir.

By Joyce Penner, Clifford Penner

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Sex 101

By Clifford L. Penner, Joyce J. Penner

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Restoring the pleasure

By Clifford Penner

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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.