Paula Belluomini Books

Llewellyn s 2019 Daily Planetary Guide

By Pam Ciampi, Paula Belluomini, Llewellyn Publications, Jim Shawvan

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Llewellyn s 2021 Daily Planetary Guide

By Michelle Perrin, Paula Belluomini, Llewellyn Publications

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Llewellyns 2020 Daily Planetary Guide

By Pam Ciampi, Paula Belluomini, Llewellyn Publications, Jim Shawvan

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Llewellyn's 2022 Daily Planetary Guide: Complete Astrology At-A-Glance

By Michelle Perrin, Paula Belluomini

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The most trusted and astrologically detailed datebook available, Llewellyn's 2022 Daily Planetary Guide makes it easy to plan your days using powerful cosmic energies. This essential datebook helps...

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.