William C. Haponski Books

Back to School
Back to School

By William C. Haponski

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Back to School
Back to School

By William Haponski

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Back to school
Back to school

By William C. Haponski

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The Education and Career Planning Guide for Adults
The Education and Career Planning Guide for Adults

By William C. Haponski

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No matter how long you've been out of the classroom, NEW HORIZONS will help your journey back in. Whether you are thinking about taking a single course or are already enrolled in a degree program,...

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Your College Degree
Your College Degree

By William C. Haponski

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College Comes to You
College Comes to You

By William C. Haponski

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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.

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