Charles Perkins Books

MCSE
MCSE--NT workstation 4 study guide
MCSE
MCSE

By Charles Perkins, Matthew Strebe

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MCSE
MCSE
MCSE
MCSE
MCSE

By Charles Perkins, Matthew Strebe

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Firewalls 24seven
Swinging on a rainbow
Swinging on a rainbow

By Charles D. Perkins, Perkins Charles

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Summary, Patrice fulfills her dream of swinging on a rainbow and finds that it is not far away, but right in her back yard.

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Swinging on a rainbow
Swinging on a rainbow

By Charles D. Perkins

Average: 0.00, 0 Ratings

Summary, Patrice fulfills her dream of swinging on a rainbow and finds that it is not far away, but right in her back yard.

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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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