John D. Spooner Books

Offers an inside look at the fast-paced world of stockbrokers, portfolio managers, bank traders, and investment counselors, combining expert financial advice with lively anecdotes of the profession...

The Foursome

By John D. Spooner, Spooner, John D

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Starting Their Careers As Caddies, Four Boys Become Lifelong Friends And Golfing Companions, Bound Together By A Fierce Competitiveness And By A Childhood Secret That Won't Let Go Of Their Imaginat...

Sex And Money

By John D. Spooner

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Reprint. Originally published: Boston : Houghton Mifflin, 1985

Do You Want To Make Money Or Would You Rather Fool Around ?

By John D. Spooner

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John D. Spooner is the only investment advisor/novelist in America. His bestselling nonfiction includes Confessions of a Stockbroker, Smart People,and Sex and Money. His work has appeared in the At...

Do You Want To Make Money Or Would You Rather Fool Around?

By John D. Spooner

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Class

By Brutus., BRUTUS, John D. Spooner

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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.