Paul Joannides Books

Guide to getting it on

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Covers many aspects of adult human sexuality, with a brief historical and educational overview of the body and detailed descriptions of various techniques, acts, and fantasies.

Guide to getting it on

By Paul Joannides

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Guide to Getting It On 4th Edition

By Paul Joannides

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Guide To Getting It On

By Paul Joannides

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Guide to getting it on

By Paul Joannides

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With six new chapters, a dozen new illustrations and more than 2,400 updates, this edition of the category-leading book continues to earn its place as America's most up-to-date and informative book...

Guide to Great Dates

By Paul Joannides, Toni Johnson

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Little Book of Michelangelo Little Book of . . .

By Paul Joannides, Helene Sueur

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Michel Ange

By Paul Joannides

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Raphael and His Age

By Paul Joannides

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Raphael et son temps

By Paul Joannides

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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.