Martha Sastrias Books

Yacare cocuyo y yegua
Yacare cocuyo y yegua

By Martha Sastrias

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El pinguino y la ciguena
El pinguino y la ciguena

By Martha Sastrias

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Melodia de la Naturaleza
Melodia de la Naturaleza

By Martha Sastrias

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Naranjas y limones
Naranjas y limones

By Martha Sastrias

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En las fiestas de La Piedad tienen la costumbre de soltar globos en honor a su patrona. Sin embargo, este año Carlos y Toño quieren gastar una broma a sus vecinos escondiéndolos el día antes; pero...

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Queta la vaca coqueta
Queta la vaca coqueta

By Martha Sastrias

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Related Articles from our Blog

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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