T. McCahill Books

S.C.E. 'O' grade biology
S.C.E. 'O' grade biology

By T. McCahill

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Biology
Biology

By T.A. McCahill

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Biology Basic Facts
Biology Basic Facts

By T.A. McCahill

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Biology
Biology

By Tom McCahill

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Biology
Biology

By T. McCahill

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Basic Biology
Basic Biology

By Tom McCahill

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Biology Study and Revision
Biology Study and Revision

By T. McCahill

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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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