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Reto Weibel
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![Algebra Ergebnisse / Autoren: Cornelia Gehrer [und 3 andere]](/_next/image?url=https%3A%2F%2Fstorage.googleapis.com%2Fmenrva_img_storage%2Fcovers%2Fgenerated%2F9783280040737.jpg&w=3840&q=80)
![Algebra Aufgaben / Cornelia Gehrer [und 3 weitere]](/_next/image?url=https%3A%2F%2Fstorage.googleapis.com%2Fmenrva_img_storage%2Fcovers%2F9783280040713_33bde09d.jpg&w=3840&q=80)