Aliberto Caforio
Adam Feather
Penguin Readers 3
Penguin Readers 6
Colloquials Series
David Roberts
John O'Reilly
Lydia Vellaccio
Bente Elsworth
Ronald Carter
Juan Kattan-Ibarra
Heiner Schenke
Kerstin Caspari-Grote
Rôzni autori (editori)
Steve Smallman
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