Paul Marcus Books

Into the Great Forest

Average: 0.00, 0 Ratings

Reluctant to leave home for his first day of school, a young boy has a reassuring dream in which he leaves his royal parents for an adventure in the forest and returns safely to the castle.

Into the great forest

By Irene Wineman Marcus

Average: 0.00, 0 Ratings

Reluctant to leave home for his first day of school, a young boy has a reassuring dream in which he leaves his royal parents for an adventure in the forest and returns safely to the castle.

The Psychoanalysis of Overcoming Suffering

By Paul Marcus

Average: 0.00, 0 Ratings

Questions answers.

By Emily Marcus Levine

Average: 0.00, 0 Ratings

Criminal procedure in practice

By Paul Marcus

Average: 0.00, 0 Ratings

Criminal procedure in practice

By Paul Marcus

Average: 0.00, 0 Ratings

Entrapment Defense With Supplement

By Paul Marcus

Average: 0.00, 0 Ratings

They Shall Beat Their Swords Into Plowshares. Military Strategy Psychoanalysis and the Art of Living

By Paul Marcus

Average: 0.00, 0 Ratings

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.