Rachael F. M. D. Heller Books

The Carbohydrate Addict's Diet

By Rachael F. M. D. Heller, Rachael F. Heller, Richard F. Heller

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* After eating a full breakfast, are you hungrier before it's time for lunch, than you would be if you only had time for a cup of coffee?* Do you have a hard time stopping once you start to...

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.

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