Erzsi Deak Books

Period Pieces: Stories for Girls
Period Pieces: Stories for Girls

By Erzsi Deak

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A collection of twelve stories about girls' experiences as they begin to menstruate.

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Period Pieces: Stories for Girls
Pumpkin Time
Pumpkin Time

By Erzsi Deak

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Pumpkin Time
Pumpkin Time

By Doug Cushman, Erzsi Deak

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Pumpkin Time
Pumpkin Time

By Doug Cushman, Erzsi Deak

Average: 0.00, 0 Ratings

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Pumpkin Time
Pumpkin Time

By Doug Cushman, Erzsi Deak

Average: 0.00, 0 Ratings

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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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