Brian Halligan Books

Inbound marketing

By Brian Halligan

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Inbound marketing

By Brian Halligan

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For decades marketers have interrupted their way into buyers' wallets with TV and radio advertising, cold calling, and email blasting. But this type of marketing is coming to an end, as buyers get...

Marketing Lessons From The Grateful Dead What Every Business Can Learn From The Most Iconic Band In History

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Marketing Lessons from the Grateful Dead

By Brian Halligan, David Meerman Scott

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Marketing Lessons from the Grateful Dead

By Brian Halligan, David Meerman Scott

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Marketing Lessons from the Grateful Dead

By Brian Halligan, David Meerman Scott

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Inbound Marketing

By Dharmesh Shah, Brian Halligan

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Inbound

By Dharmesh Shah, Brian Halligan

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Inbound

By Dharmesh Shah, Brian Halligan

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Inbound

By Dharmesh Shah, Brian Halligan

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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.