Urszula Gireń yettwasken-d ɣef usmel Best Designs of the World s wayen i d-yewwi: 1 n ufeṣṣel i yewwin arraz, deg taɣulin: Afeṣṣel n Umagrad d Umidya Yettwaɣran.
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Afeṣṣel n Umagrad d Umidya Yettwaɣran The Birth of a Book Scientific Publication sɣur Urszula Gireń
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Imfeṣṣilen, isegdayen, ticraḍ: leqdic-nnwen yuklal ad d-iban ɣef usmel Best Designs of the World.
Sifeḍt afeṣṣel-nnwen yufraren, u rnut ass-a ɣer leqdicat i yewwin arrazen, i d-yettwaskanen ɣef usmel Best Designs of the World.
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